J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Bellen Chemistry Co., Ltd.
Telephone010-60400365-8001 15910885229
Websitehttp://www.bellenchem.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Aikon International Limited
Telephone025-66113011 13155353615
Websitehttp://www.aikonchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; +8619817745290
Websitehttp://www.blocksynth.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Ningbo jinuo chemical co., LTD
Telephone0574-87314919 057487319282
Websitehttps://cn.nbinno.com
Shaanxi Didu New Material Co., Ltd
Telephone029-029-63373950 15353716720
Website
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Telephone+86 (21) 51613915
Websitehttp://www.sunwaypharm.com