Shenzhen Welink Technology Co,. LTD. was founded in 2015 by a team of experienced professionals in the fields of Telecommunications, we designs and manufactures at its facility in ShenZhen and ShanWei all the elements needed for deployment of Optical Fiber Networks.Research & Development Welink has established scientific managment system upon requirements of modern enterprise,and passed ISO 9001:2008 quality system certification. Product Quality Welink To control the products effectively according to test standards of YD/T, ITU, GR. Pre & After-sale Service Our aftersales policy guarantees you a 1-year warranty for the products you purchase from us. During the warranty period, you get replacement for any bad product. You just have to let us know and e’ll make sure you get the best product. Quality Checks The fiber optic products you get from Welink undergo a series of quality checks. They are also compatible with all users (ISP) in the market. All these activities happen before shipping. So, what you get is a high-quality and durable product.