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
Shenzhen
Address
Building 3, Taian Tower, No.7 Liyuan Road, Xuzhen Zone, Zhangmutou Town, Dongguan City, Guangdong Province, China 523620