CHENG TUNG INDUSTRIAI CO., LTD. (CT) was founded in 1998. At present, CT have more than 18 years experience in producing all kinds of high quality and reliability capacitors. Our business operation policy is "Reliability", "initiative"and "Innovation". Our quality assurance policy is "To reach the best quality target by forward-looking investment", "To improve product quality at any time", and "To growth with customers' satisfaction". Such policies have been taught to all staffs and employees requesting them to pay keen attention on top quality control and innovation of technical know-how, as well as to render best after-sales services to create a good image and reputation of the company. CT is one of the leading suppliers of X1 and X2 safety capacitors and other type of polyester (polypropylene) capacitors.We have a lot of certifications of X1 and X2 Capacitors such as UL, CUL, ENEC, CQC, EK Mark and so on.voltage rates, 310V, 330V,350V,380V,440V,500VAC etc, and new product of X1+Y2.