Showa Chemical Industry Co., Ltd.

Radiolite Trading Co., Ltd.

#510 Focus Square, 6 East Futong Street Chaoyang District, Beijing 10010, China
Phone: +86-6475- 2538

http://www.radiolite-trading.cn

Showa Chemical Industry Co., Ltd.

2-23-18, Shimo-meguro, Meguro-ku, Tokyo 153-0064, Japan
Phone: +81-3-3494-0491

http://www.showa-chemical.co.jp