If you want to apply for sample, please send us the product model
Phone :+86-17704005219
WhatsAPP:+86-17704005219
Skype: sammilauyan
Tel:+0755-27204431
E-mail : xiaofu@trolink.cn
Factory address::Floor 5th, Block E, Fenda High-Tech Park, Baoan Street, Baoan District , Shenzhen, Guangdong, China