1.Telephone： +86-0769-89201068  

2.E-mail： environmentaltester@qc-test.com 

3.Cellphone ：+86 13829267288 

4. Wechat ： z13829267298 

5. Address：Caibai No.1 Industry Zone,Daojiao Town,Dongguan City,Guangdong Province,China.