Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0_EN.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
DONBOO AMINO ACID COMPANY
Telephone 13063595538
Websitehttp://www.donboo.com/