Tel：0086-21-64753692,64757205

Vip hotline & wechat:0086-13916627956

Shanghai Office:: F1805, No. 86, Caobao Rd,Shanghai 200235, China

Qidong Factory:No.10,Jiangfen Rd,Binhai Hi-tech development Zone,Qidong,Jiangsu,China

Email: sales@blueoptical.com