A visit — yours or an inspector's — is the surest check on a new supplier. Send a date and what you want to see; the request reaches them as an enquiry you can track.
Nearest Port
Shen Zhen Yan Tian port, HongKong
Address
No. 5, Hua Xia Yi Huan Road, Lang Xia Village, Qiaotou Town, Dongguan City, Guangdong Province, Dongguan, Guangdong, China, 523532