We always have someone on hand to answer your questions. We believe in the timeliness of customer service, and will do everything possible to satisfy our customers. If you have any problems, comments, or suggestions, please contact us.

Quick Service
Due to the time difference , your phone call or e-mail might not been pick up or reply in timely manner. So we prepared more efficiency way for you to process your request. 

Email Us:

Note: A support ticket will be created inside our customer support backend system once we received your email,one of our service agent will contact you shortly.

Physical Address: 

Room 250, No. 2, Government Road, Tongzhou Park Optical Electromechanical Integration Industrial Base, Zhongguancun Science Park, Tongzhou District, Beijing City