Qingdao Langyatai Vino Industry Group Co., Ltd.

[ Manufacturer ]Main business are Inductance coil

Shandong Zhongshun Science & Technology Development Co., Lt

[ Manufacturer ]Main business are Itaconic acid, Silicon carbide, Nd-Fe-B magnet, Kojic acid, Itaconic anhydride.

Zibo Zichuan Tianfa Magnetic Equipment Factory

[ Manufacturer ]Main business are Permanent-magnet material, Magnetic plant, De-ironing separator.

Chengdu Wonho Bioengineering Co., Ltd.

[ Manufacturer ]Main business are Kojic acid, Kojic acid dipalmitate, Itaconic acid, Red koji powder

Zibo Oro Industry & Trade Co., Ltd.

[ Manufacturer Trader ]Main business are Itaconic anhydride, Itaconic acid