BJSZ's knowledgeable sales team can help you choose the products that best fit your applications and requirements. Our highly technical support team can guide you through product installation, initial use of features and functions of the products, and problem solving. The professional service you get from BJSZ is superior and that's one of the reasons most well-known companies choose to work with Carnation.

On-line Technical Documents
Data sheets, white papers and application notes are written in Chinese or translated to Chinese by our engineers.

RMA Request Form
This form is used to request Return Material Authorization (RMA). All fields and a description of failure must be provided. A technical support representative will review your information and will be in contact with you in 24 hours.