Thanks for reaching us, here are the contact details for PHYO OPTICS:

 PreciSe Hyper iMage Optics (Suzhou) Co.,Ltd

 No.18, South Changsheng Road, Taicang, Jiangsu, PRC. 215400

 TEL: 0086-134-0213-0520

 FAX: 0512-53260090

 Email: info@phyoptics.com