Founded in the year of 2006 and located in Shenzhen, Shenzhen Sanguan Siyuan Technology Co., Ltd is professional in manufacturing USB 3.1 type C Cable. We integrate the design, manufacture and promotion of our products. At the same time, we also have the ability to design and develop brand-new products to meet clients' requirements.As one of the developed suppliers of computer peripherals in China, we have our own sophisticated facilities and a plant which covers an area of approximately 2,000 square meters. More than one hundred skilled workers, engineers and QC members are engaged in making the best quality products. According to ISO9001 and ISO14001 standards, we promise to manufacture all items with CE, RoHS, and UL standards.We have built good relationships with some big distributors in Europe and North America. OEM and ODM services are enjoyed by most of our clients. Choose SanGuan SiYuan Technology and you will get quality products and services.