Shenzhen Hengda New Material Technology Co., Ltd. Tel: +86-755-89339400 Fax: +86-755-89339419 E-mail: hengda@polysolutions.cn Address: 101, Building B,103, Building A, No. 17-1, Pingxi south Road, Pingxi Community,
Pingdi Street, Longgang District, Shenzhen, Guangdong, China