Shenzhen Ring& Tone Electronic Technology Co., Ltd. (R-tone Tech) is a leading Subscriber Line Interface Circuit (SLIC) provider in China, which is specialized in research, development and manufacture of sophisticated SLIC circuits and SLIC-related products to meet the needs of customers worldwide.

R-tone Tech, founded in 2002, is a recognized Hi-Tech company. The main products of R-tone Tech cover many fields including SLIC thick film hybrid modules, IP gateway, Wireless desktop phone, USB phone box and etc.

R-tone Tech has a powerful R& D team to help the customers in the voice interface design of telecommunication equipment such as PCM, PBX, IP gateway, Wireless desktop phone, USB phone. For the great experiences in SLIC design, the company has delivered many products and solutions to reduce the customer's time-to-market and cost-of-products.

All the cost-effective and high-performance analog products of R-tone Tech have self-owned property. R-tone Tech can provide the best service and fastest response to the customers. In the past few years, R-tone Tech held a significant share of the domestic market. With the SKYPE/USB Phone Box delivered, the company had also developed international markets in South Asia, East Asia, the Middle East, Africa, Europe, North and South America. The company sincerely hopes to make a win-win relationship with all the partners worldwide.

R-tone Tech is making efforts to become a top-level analog voice solutions provider in China and a professional communications technologies enterprise in the world.