The Complete List of Suppliers for Dacthal

CAS No.1861-32-1 High quality Dacthal supplier in China

Assay:99% Appearance:white-off solid or colorless liquid ( referto COA) Package:25kgs/fiber drum or 200kgs/UN drum Storage:in a cool and dry place Transportation:by sea or by air Application:Agrochemical 

Min. Order:1Kilogram

Supplier:Simagchem Corporation [ China (Mainland)]

Assessed
Supplier

Tel:+86-592-2680277

Address:21/F Hualong Office Building,No.6 Hubin East Road, Xiamen,China

Contact Suppliers

CAS No.1861-32-1 Dacthal Manufacturer/High quality/Best price/In stock

Assay:98% Appearance:detailed see specifications Package:according to the clients requirement Storage:Store in dry, dark and ventilated place. Transportation:by sea or by air Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. 

Min. Order:1Kilogram

Supplier:Dayang Chem (Hangzhou) Co.,Ltd. [ China (Mainland)]

Assessed
Supplier

Tel:+86-571-88938639

Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China

Contact Suppliers

CAS No.1861-32-1 Dacthal,1861-32-1

Assay:99.0%Min Appearance:white powder Package:normal packing Storage:stored in a cool, dry and ventilated place Transportation:shipped Application:Pharmaceutical Intermediates, OLED Intermediates 

Min. Order:1Metric Ton

Supplier:HENAN NEW BLUE CHEMICAL CO.,LTD [ China (Mainland)]

Assessed
Supplier

Tel:86-371-55170693/55170694

Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Package:According to customer requirements Transportation:By Sea/Air/Courier Application:medicine 

Min. Order:10Gram

Supplier:Zibo Hangyu Biotechnology Development Co., Ltd [ China (Mainland)]

Assessed
Supplier

Tel:86-15965530500

Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China

Contact Suppliers

CAS No.1861-32-1 Dacthal CAS1861-32-1

Assay:鈮?9% Appearance:powder Package:Bagged or according to your request Storage:2-8掳C Transportation:Transport锛? EMS,DHL, TNT, UPS ,FEDEX, BY AIR, BY SEA DHL Express, FedEx and EMS for quantity less than 50KG, usually called as DDU service; Sea shipping for quantity over 500KG; And air shipping i Application:Used as a pesticide intermediate 

Min. Order:1Kilogram

Supplier:Hebei Nengqian Chemical Import and Export Co., LTD [ China (Mainland)]

Assessed
Supplier

Tel:+86 13910575315

Address:Congtai District, La Defense North

Contact Suppliers

CAS No.1861-32-1 Dachal

Assay:99.9% Appearance:White Powder Package:25/kg?paper?drum?and?double?plastic?food bags?inside. Storage:Keep it in dry, cool and ventilated place Transportation:By sea or by air Application:Pharmaceutical Intermediate 

Min. Order:1Metric Ton

Supplier:COLORCOM LTD. [ China (Mainland)]

Assessed
Supplier

Tel:+86-571-89007001

Address:ROOM 707, BUILDING 19, HUAXIA CENTER, CANGQIAN SUBDISTRICT, YUHANG DISTRICT, HANGZHOU CITY, ZHEJIANG PROVINCE, CHINA.

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Appearance:White Powder Package:25kg/drum, also according to the clients requirement Storage:Store In Dry, Cool And Ventilated Place Transportation:By Sea Or By Air Application:It is widely used as a thickener, emulsifier and stabilizer 

Min. Order:1Kilogram

Supplier:EAST CHEMSOURCES LIMITED [ China (Mainland)]

Assessed
Supplier

Tel:15053231572

Address:No.1581-12,Jinshui Road, Licang, Qingdao,China

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:98% or more Appearance:high quality Package:5kg 25kg According to clients' requirement Storage:Store in dry, dark and ventilated place Application:Intermediate and Industrial use 

Min. Order:0Metric Ton

Supplier:Hangzhou Keyingchem Co.,Ltd [ China (Mainland)]

Assessed
Supplier

Tel:+86-571-85378921

Address:Jintong international Building, No.113,Huayuangang Street, Gong shu District, Hangzhou,Zhejiang, China.

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Package:25kg/drum Storage:Sealed and preserved Transportation:By sea/By air/By courier Application:Chemical raw materials 

Min. Order:0

Supplier:Hangzhou ZeErRui Chemical Co., Ltd. [ China (Mainland)]

Assessed
Supplier

Tel:+86-571-82512721

Address:No 317,Jingling Road,Guali Town,Xiaoshan District

Contact Suppliers

CAS No.1861-32-1 DiMethyl tetrachloroterephthalate

Assay:0.98 Appearance:Off white to slight yellow solid Package:1L 5L 10L 25L bottle Storage:Stored in shaded, cool and dry places Transportation:Handle with cares to avoid damaging the packages. Protect them from sunshine or rain. We can send by Fedex, by ship or by plane according to international rules. Application:pharma intermediate 

Min. Order:0

Supplier:Antimex Chemical Limied [ China (Mainland)]

Assessed
Supplier

Tel:0086-21-50563169

Address:Room1027,No.Jinyu Road,Pudong

Contact Suppliers

CAS No.1861-32-1 chlorthal-dimethyl

Assay:99.90% Appearance:solid or liquid Package:drum and bag Storage:in sealed air resistant place Transportation:by sea or air Application:for pharma use 

Min. Order:0

Supplier:Kono Chem Co.,Ltd [ China (Mainland)]

Assessed
Supplier

Tel:86-29-86107037-8015

Address:No.11 Daqing Road,Lianhu District,Xi鈥檃n 710082,China

Contact Suppliers

CAS No.1861-32-1 Tetrachloroterephthalic acid dimethyl ester

Assay:99% Appearance:White powder Package:25kg/drum,or as per customers'demand Storage:Sealed and preserved Transportation:By sea Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents 

Min. Order:0

Supplier:GIHI CHEMICALS CO.,LIMITED [ China (Mainland)]

Assessed
Supplier

Tel:+86-571-86217390

Address:No.567 Dengcai Street,Sandun,Westlake District,Hangzhou310030,Zhejiang,China.

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:98% Package:Grams, Kilograms Transportation:According to customer request Application:For R&D 

Min. Order:0

Supplier:Chemlyte Solutions [ China (Mainland)]

Assessed
Supplier

Tel:+86-189 8945 5137

Address:Jian Qiao Community, 789 Shenhua Road, Xihu District, Hangzhou, China, 310000

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Storage:Sealed and preserved Transportation:By sea Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents 

Min. Order:0

Supplier:Qingdao Beluga Import and Export Co., LTD [ China (Mainland)]

Assessed
Supplier

Tel:+8613854236000

Address:qingdao

Contact Suppliers

CAS No.1861-32-1 1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-, dimethyl ester

Assay:98% Application:intermediate 

Min. Order:0

Supplier:SAGECHEM LIMITED [ China (Mainland)]

Assessed
Supplier

Tel:+86-571-86818502

Address:Room C1301, New Youth Plaza, 8 Jia Shan Road, Hangzhou, China

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:98%min Appearance:Off-white to light yellow powder Package:According to the clients requirement. Storage:Keep in cool place. Transportation:Sea/air/courier Application:Pharmaceutical intermediates 

Min. Order:0

Supplier:Hangzhou J&H Chemical Co., Ltd. [ China (Mainland)]

Premium
Supplier

Tel:+86-571-87396432

Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

Contact Suppliers

CAS No.1861-32-1 High quality Chlorthal-dimethyl with best price CAS NO.1861-32-1 CAS NO.1861-32-1

Assay:99% Appearance:White Powder Package:10g,20g,50g,100g,500g,1kgs,5kgs,10kgs,25kgs per bag / drum / bottle Storage:Store in Cool and dry .place, keep away from strong light, high temperature Transportation:Buy sea,buy air Application:high-efficacy disinfectant 

Min. Order:20Metric Ton

Supplier:Jilin Artel New Materials Co., LTD [ China (Mainland)]

Premium
Supplier

Tel:+86-19990500590

Address:Dianshi Plazza,Chaoyang District

Contact Suppliers

CAS No.1861-32-1 Manufacturer of Dacthal at Factory Price

Assay:99% Appearance:White crystalline powder Package:25kg/fiber drum or according to your requirements Storage:Stored in a cool & ventilated dried place Transportation:By sea or by air  Application:Agrochemical technical 

Min. Order:0Metric Ton

Supplier:Hefei TNJ chemical industry co.,ltd [ China (Mainland)]

Premium
Supplier

Tel:+86-551-65418695

Address:B911 Xincheng Business Center, Qianshan Road, Hefei Anhui China

Contact Suppliers

CAS No.1861-32-1 High quality Chlorthal-dimethyl with best price CAS NO.1861-32-1 CAS NO.1861-32-1 CAS NO.1861-32-1

Assay:99% Appearance:White powder or granule Package:25kg drum/bag Storage:Keep in dry and cool place Transportation:by Sea, air and express Application:Used as a calcium booster in the food industry 

Min. Order:1Metric Ton

Supplier:KAISA GROUP INC [ United States]

Premium
Supplier

Tel:+1(314锛?54-83-86

Address:1312 17th Street Suite 1402 Denver CO 80202

Contact Suppliers

CAS No.1861-32-1 1,4-Benzenedicarboxylicacid, 2,3,5,6-tetrachloro-, 1,4-dimethyl ester

Assay:99% Package:drum Transportation:By Sea/Air/DHL Application:chemical 

Min. Order:0

Supplier:Henan Wentao Chemical Product Co., Ltd. [ China (Mainland)]

Premium
Supplier

Tel:+86-370-2722992

Address:32 Room, 5th Floor, Building 11, No. 6 Yinxing Road, High-tech Industrial Development Zone, Zhengzhou City, Henan Province

Contact Suppliers

CAS No.1861-32-1 Manufacturer of Dacthal at Factory Price CAS 1861-32-1

Assay:99% Package:drum Storage:Sealed, stored in a cool, ventilated place Transportation:By air/sea Application:Pharmaceutical 

Min. Order:0

Supplier:Wuxi TAA Chemical Industry Co.,LTD. [ China (Mainland)]

Premium
Supplier

Tel:18168326835

Address:2202 Scientific Research Business Center, Lihu Road, Wuxi 214128 China

Contact Suppliers

CAS No.1861-32-1 Dacthal cas 1861-32-1

Assay:99%min Appearance:white crystalline powder Package:25KG drum Storage:Store in dry, dark and ventilated place Transportation:by air, by sea, by express Application:intermediate 

Min. Order:0

Supplier:Hangzhou Fandachem Co.,Ltd [ China (Mainland)]

Premium
Supplier

Tel:+86-571-28800458

Address:Room 5010, No.9 YanAn Road,Hangzhou,Zhejiang,China

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Appearance:white powder Package:25kg,50kg,180kg,200kg,250kg,1000kg锛宑ustomization Storage:Keep it in dry,shady and cool place Transportation:by express or by sea Application:Pharma;Industry;Agricultural;chemical reaserch 

Min. Order:0

Supplier:Wuhan Circle Star Chem-medical Technology co.,Ltd. [ China (Mainland)]

Premium
Supplier

Tel:+86-13437180835

Address:Room 02-31, 13 / F, Building 9, Guannan Fuxing Medical Park Phase II, No.58, Guanggu Avenue, East Lake New Technology Development Zone, Wuhan, Hubei, China (Wuhan Area, Free Trade Zone)

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:COA Appearance:COA Storage:in stock Application:MSDS/TDS 

Min. Order:0

Supplier:Aecochem Corp. [ China (Mainland)]

Premium
Supplier

Tel:+86-592 599 8717-.

Address:No 611 Sishui Road,Huli

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Application:API 

Min. Order:0

Supplier:Hebei Muhuang Technology Co., Ltd [ China (Mainland)]

Premium
Supplier

Tel:+8618332173750锛?8613191862208

Address:鐭冲搴勬ˉ瑗垮尯浠佸拰鍢夊洯3鍙锋ゼ1鍗曞厓702

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:95% Appearance: white powder Package: 25kg per bag or 25kg per drum Storage:Store in cool and dry place, away from sun light. Transportation:By sea or by air Application:Agrochemical Intermediates, Dyestuff Intermediates 

Min. Order:1Kilogram

Supplier:Henan Sinotech Import&Export Corporation [ China (Mainland)]

Premium
Supplier

Tel:86-371-86181678

Address:No. 260, Dongming Road,Jinshui District

Contact Suppliers

CAS No.1861-32-1 Pharmaceutical Grade CAS 1861-32-1 with competitive price

Assay:99% Appearance:White powder Package: [Packaging]20mg, 50mg,100mg,1g,10g,100g,according to customers' requirements Storage: should be stored in a well-closed container at low temperature, keep away from moisture, heat and light. Transportation:1. Samples 1kg-10kg are shipped by international express. 2. 50kg-100kg of goods are transported by dedicated line logistics. 3. Cargo 100kg-1ton is transported by dedicated line logistics. Application:Chemical raw materials, pharmaceutical intermediates, cosmetic raw materials, etc. 

Min. Order:1Kilogram

Supplier:Zhuozhou Wenxi import and Export Co., Ltd [ China (Mainland)]

Premium
Supplier

Tel:+86-13111626072

Address:Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Appearance:liquid or powder  Package:according to the clients requirement Storage:Dry and Cool Place  Transportation:UPS FedEx ,DHL,EXPRESS LINE Application:healing drugs 

Min. Order:1Gram

Supplier:Shandong Mopai Biotechnology Co., LTD [ China (Mainland)]

Premium
Supplier

Tel:+86-15965530500

Address:shandong

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99.0% Appearance:Clear, colorless liquid Package:according to your requirement Storage:Store in a dry, dark and ventilated place Transportation:by air/by sea /by train Application:lt is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. 

Min. Order:1Kilogram

Supplier:Suzhou Senfeida Chemical Co., Ltd [ China (Mainland)]

Premium
Supplier

Tel:186-624-33356

Address:Hushuguan Economic and Technological Development Zone, Suzhou High-tech Zone

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Appearance:white powder Package:drum or based on customers' requirement Storage:normal temperature storage Transportation:by sea, by air Application:We have different specifications for different applications 

Min. Order:1Metric Ton

Supplier:Bluecrystal chem-union [ China (Mainland)]

Premium
Supplier

Tel:+86-1895157

Address:Liang Xi Qu

Contact Suppliers

CAS No.1861-32-1 Chlorthal-dimethyl

Assay:99% Haccp,,Halal,SC US FDA GMP ISO14001 Appearance:As per Certificate of analysis and our TDS, MSDS Package:Export standard and according to the clients requirement Storage:Store in dry, dark and ventilated place;ISO / Kosher /GMP licence commercial bulk capacity factory in China Transportation:By AIR or by SEA GMP licence / US-FDA,South Korea-KFDA Application:It is an important raw material and intermediate for chemical industry. 

Min. Order:5Kiloliter

Supplier:Chemwill Asia Co., Ltd. [ China (Mainland)]

Premium
Supplier

Tel:021-51086038

Address:High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China

Contact Suppliers

CAS No.1861-32-1 2,3,5,6-tetrachlorobenzene-1,4-dicarboxylic acid dimethyl ester

Assay:97% Appearance:Powder or liquid Package:According to customer Storage:Store in a tightly closed container, in a cool and dry place. Transportation:Fedex,DHL,TNT,BY SEA and BY AIR Application:Medicinal Chemistry Biomedicine Pharmaceutical intermediates Chemistry experiment Biological experiments Chemical reagent For R&D use only. 

Min. Order:10Milligram

Supplier:Amadis Chemical Co., Ltd. [ China (Mainland)]

Premium
Supplier

Tel:86-571-89925085

Address:Watts Cosine.No.166.Xiangmao Road.

Contact Suppliers

CAS No.1861-32-1 high-efficiency chlorthal-dimethyl 95%TC CAS No.:1861-32-1 Herbicide

Assay:98%TC Appearance:Colorless crystalline Package:Solid:50g,100g,200g,250g,400g,500g,1kg,10kg bag ,20kg, 25kg,40kg bag,50kg,600kg, 900kg; Aluminum Foil Bag,plastic bag, fiber bag, fiber drum,water soluble bag, carton, or as your request liquid:20ml,1 Application:Herbicide of killing weeds before they grow up.  

Min. Order:0Metric Ton

Supplier:Rely Chemicals Ltd. [ China (Mainland)]

Premium
Supplier

Tel:+86-518-81061113

Address:No. 8 Lingzhou Road, Lianyungang, Jiangsu, China

Contact Suppliers

CAS No.1861-32-1 DiMethyl Tetrachloroterephthalate

Assay:98% Appearance:White or off-white Solid Package:According to the demand of customer Storage:Sealed, dry, microtherm , avoid light and smell. Transportation:by air or by sea Application:Organic synthesis 

Min. Order:1Kilogram

Supplier:Henan Allgreen Chemical Co.,Ltd [ China (Mainland)]

Premium
Supplier

Tel:+86-0371-87507775

Address:No 260 Dongming Road,Jinshui District

Contact Suppliers

CAS No.1861-32-1 Acmec Dacthal D52050 250mg

Assay:Analytical standard reagent Appearance:See the datasheet Package:250mg Storage:RT Transportation:By Express, Air and Road Application:Analytical reagent, biochemical reagent, standard 

Min. Order:1bottle

Supplier:Shanghai Acmec Biochemical Technology Co., Ltd. [ China (Mainland)]

Premium
Supplier

Tel:86-400-9004166

Address:459 Nanzhong Road, Nanqiao, Xingtang County, Fengxian Districtct, Shanghai

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:99% Package:According to the customer request Transportation:According to the customer request Application:intermediate of Antimicrobial agent and Antioxidant  

Min. Order:100Gram

Supplier:SHANGHAI SYSTEAM BIOCHEM CO., LTD [ China (Mainland)]

Premium
Supplier

Tel:86-021-58380978

Address:Building 87锛孡ane 669锛?Dong Jing Road Shanghai,P.R.China

Contact Suppliers

CAS No.1861-32-1 Factory Supply chlorthal-dimethyl

Assay:99% Appearance:powder or granule ( refer to COA) Package:25kgs/fiber drum Storage:Keep in a cool & dry place Transportation:by sea or by air Application:Librium, Valium 

Min. Order:0

Supplier:Ality Chemical Corporation [ China (Mainland)]

Premium
Supplier

Tel:86-(0)592-8883942

Address:Fine chemical industry park, Nantong,Jiangsu

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:98% Appearance:solid or liquid Package:According to customer鈥榮 requirement Storage:Keep in a cool & dry place Transportation:by sea or air Application:Agrochemical Intermediate 

Min. Order:0

Supplier:Xiamen AmoyChem Co.,Ltd [ China (Mainland)]

Premium
Supplier

Tel:+86 592 605 1114

Address:Factory 2/F, NO. 206 Weili Road

Contact Suppliers

CAS No.1861-32-1 Tetrachloroterephthalic Acid Dimethyl Ester

Assay:97% Appearance:white crystals powder Package:according to the clients requirement Storage:Room temperature with sealed well Transportation:by sea or by air Application:Use as primary and secondary intermediate 

Min. Order:0

Supplier:BOC Sciences [ United States]

Premium
Supplier

Tel:1-631-485-4226

Address:Ramsey Road

Contact Suppliers

CAS No.1861-32-1 Chlorthal-dimethyl

Assay:99%MIN Package:25KG Or as client requirement Storage:Available Transportation:By air or By sea Application:Important pharm intermediate 

Min. Order:0

Supplier:Wuhan Fortuna Chemical Co.,Ltd [ China (Mainland)]

Premium
Supplier

Tel:86-27-59207850

Address:Add: Room 2015, No.2 Building, Kaixin Mansion No.107 Jinqiao Avenue, Wuhan, China

Contact Suppliers

CAS No.1861-32-1 Dacthal CAS No.1861-32-1

Assay:99.90% Appearance:solid or liquid Package:As customer's requested Storage:sealed in cool and dry place Transportation:by courier/air/sea Application:Pharma Intermediate 

Min. Order:0

Supplier:Guangdong Juda Chemical Industrial Co.,Limited [ China (Mainland)]

Premium
Supplier

Tel:+86-15527996628

Address:Guangzhou chemical city Tianhe District Guangzhou Guangdong China

Contact Suppliers

CAS No.1861-32-1 Chlorthal-dimethyl 1861-32-1

Assay:97% Appearance:solid or liquid Package:Foil bag; Drum; Plastic bottle Storage:in sealed air resistant place Transportation:by sea or air Application:Pharma;Industry;Agricultural 

Min. Order:0

Supplier:Hunan Russell Chemicals Technology Co.,Ltd [ China (Mainland)]

Premium
Supplier

Tel:0086-182-2994-0868

Address:Buiding4,Lugu Enterprise Plaza, Yuelu Distric

Contact Suppliers

CAS No.1861-32-1 Chlorthal-dimethyl manufacturer

Assay:HPLC鈮?8% Appearance:White powder Package:According client's requirements Storage:keep sealed and keep from direct light Transportation:by express or by sea Application:pharmaceutical 

Min. Order:0

Supplier:Shanghai Yuanye Bio-Technology Co., Ltd. [ China (Mainland)]

Premium
Supplier

Tel:+86-21-61845781

Address:Building 6, No. 465, Changta Road,Songjiang District,Shanghai,China

Contact Suppliers

CAS No.1861-32-1 Dacthal

Assay:Pure Appearance:Powder Package:1kg/tin 5kg/tin 25kg/carton Storage:Store in dry, cool and ventilated place Transportation:By sea By air By courier Application:Pharmaceutical raw materials, making injection powder oral agent 

Min. Order:0

Supplier:Asure Biochem CO.,LTD. [ China (Mainland)]

Premium
Supplier

Tel:+8613116738678

Address:hangzhou

Contact Suppliers

CAS No.1861-32-1 Dimethyl chlorophthalate in methanol

Assay:97.8% Appearance:100mg Package:Ampoule bottle Transportation:By Air Application:Laboratory analysis/Instrument calibration/Quality control 

Min. Order:0

Supplier:Weiyel Inc [ China (Mainland)]

Premium
Supplier

Tel:86-86-15672728568

Address:shangchengxianqinggongyeyuanqu

Contact Suppliers

CAS No.1861-32-1 Chlorthal-dimethyl

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require 

Min. Order:0

Supplier:Hunan chemfish Pharmaceutical co.,Ltd [ China (Mainland)]

Premium
Supplier

Tel:0731-85567275

Address:Innovation center , Meixi Lake ,Yuelu district ,Changsha City, Hunan Province , China

Contact Suppliers

• Dayang Chem (Hangzhou) Co.,Ltd.