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Founded in 1979, Zhongyuan Innovation Co., Ltd. with its own brand "GREENTEK", is a professional manufacturer in R&D, production, sales and service. And GREENTEK is the international famous brand with more than 20 years history in the TV antenna industry.

Based on specific marketing strategy, complete marketing service system, strong production capacity and professional R&D system, GREENTEK, with the development base located in Guangdong, China, has provided products and services to customers in nearly 100 regions and countries.

At present, GREENTEK has become one of the largest manufacturers and exporters of digital TV antennas in China with numerous well-known customers around the world, covering more than 50% of RV antenna market in the U.S. and occupies more than 50% of global digital TV antenna market.

As an international famous brand, GREENTEK has obtained more than 300 patents(including invention, utility model and design patents). GREENTEK has passed quality management system IS09001 and several international product quality certifications including CE, RoHS, FCC, UL. The self-developed TV antenna has won gold award of Canton Fair Design Award as well.