Aikon International Limited
Telephone025-58859352 18068836627
Websitehttp://www.aikonchem.com
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; +8619817745290
Websitehttp://www.blocksynth.com/
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/