Wuhu Junde Quartz Technology Co., Ltd.

Domestic Business: Yuan Jie 130-3303-7279 (Weixin Same Number)

International Business: Cao Banglian + 86 181-5880-1671 (Weixin Same Number)

International Business: Gao Yuqing+86 182-5539-0580 (Weixin Same Number)

Mailbox：abby@jundestone.com

Address: No. 8 Yulin Road, Xinwu Economic Development Zone, Wuhu County, Anhui Province, China