Developed the second generation of public toilet deodorant sterilization machine, in the 18th China International Hi-Tech Fair on a grand global release, and outstanding product award

Continue to optimize and improve the development of the central building air purification system, a total of three categories of 19 kinds of products

Developed a series of commercial / medical air purification machine, and by the Chinese product design "Red Star" Award

Developed a zero ozone / large amount of static electricity commercial air purification machine, used in Macao casinos and other commercial occasions. In the same year developed the first generation of China PM2.5 digital air purification machine intelligent controller

Will be high-energy ion technology miniaturization, developed China's first high-energy ion bathroom deodorant sterilization machine, and put into practical use, for the 26th World University Games

Dr. Zhong Jinliang painstaking research of high-energy ion technology, developed a high-performance high-energy ion deodorant products, successfully used in waste disposal stations and sewage treatment stations, the same year developed a voltage and current double closed-loop control high voltage powe

The establishment of the SShenzhen Letter Technology Co., Ltd, engaged in air purification and its core accessories R & D, production and sales, the same year developed a static ion box anti-ignition module technology, used in ambitious purification products

Dr. Zhong Jinliang from the United States to introduce the key technology of electrostatic dust and successfully achieved localization, the birth of China's first building air purification system products