Hefeng Group is a comprehensive group enterprise with more than ten years of quartz stone product production and research and development experience, the company's current main business is quartz stone plate research and development, production and sales, quartz stone deep processing products research and development, production and sales, quartz stone high-end processing equipment research and development and production. The products sell well in more than 100 regions at home and abroad, and have passed the certification of CE\ ISO9001\ISO14001 and other authoritative institutions. The group currently has three major plate production bases for domestic, export and intelligent production, with an annual output of more than 20 million square meters.

EMI International is one of the major distributors of semiconductors and electronic components in Shenzhen, China.