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.
Shenzhen Hard Precision Ceramic Co., Ltd founded in 2007, located in Shenzhen of China. We are a company that integrates development, design, molding, sintering, production and sales of precision ceramic products. After 10 years of development, we have cooperated with more than 2000 customers and 60 universities; Our factory covers an area of 2000 square meters, 50 employees, and annual production value of nearly 20 million. We have a higher visibility and better reputation in the same industry.
Luoyang Smartech Machinery Equipment Co., Ltd is a leading manufacturer and exporter specializing in the design and production of advanced machinery for biomass energy, feed production, agriculture, and recycling industries. With years of experience and a dedication to innovation, we provide integrated solutions to meet the diverse needs of our global clients.