OPD Servo Motor & Energy-Saving System Co. Ltd micro-channel public CERTIFICATES number has been opened, micro-channel public number to view the steps of: method a (two-dimensional code scanning): open the phone micro letter, find the "discovery" in the "sweep the" Scan the following two-dimensional code and concern "sea of Jiangmen NC motor" micro-channel public number. Method 2 (search CERTIFICATES number): open the phone micro letter, find the "address book" in the "CERTIFICATES number" CERTIFICATES number to find the right corner there is a "+" symbol, and then search for "sea of Jiangmen NC motor" with a find of Jiangmen Haili NC motor, and concerned about the "sea of Jiangmen NC motor" micro-channel public number.