... both an electric motor to generate the movement and a mechanical device to manage all the other ... an assembly building of 21000 square meters, equipped with 18 assembly lines, 35 plastic machines and 45 accurate punching machines. ... we have received UL, TUV, ITS, CCC, CQC and RoHS approvals for our products.NOTE : Pls contact me ... ,tel , or skype : linaliu923 electric motor timer with mounting M3 and M4