Dr. Du Guangdong Shenzhen's earliest Ph.D., one of the national strategic scientists, Dr. Du Guangdong has the 60-year-old scientific workers' feelings about the country and the nation. Dr. Du Guangdong, founder of Spider's wireless communication protocol, has a strong technical background. After receiving a doctorate from Xi'an University of Science and Technology in 1993, he served as an expert and deputy team leader of the original National 863 Program Digitalization Group and an expert of the former National 863 Program Development Strategy Study Group , Former experts of the State Information and Exchange Task Force and experts of the former national standardization team for short-range wireless communications made outstanding contributions to the development of high-tech in our country.

Dr. Du Guangdong said that in the era of computer, Internet, mobile communication and mobile Internet, our country failed to grasp the core technology and was subject to many years of foreign experience. This not only caused economic damage, but also brought long-term hidden dangers to national security and citizen privacy. Therefore, in the planning and construction process of the Internet of Things, it is necessary to consider not only the needs of national intelligence but also the security measures of intelligent systems in the perspective of national security. The most secure measures are localization of core technologies and independent intellectual property rights of national standards.

Shenzhen Ying Guang Modern Network Equipment Co., Ltd. Spider wireless communication technology is supported by the Shenzhen Municipal Government, fully own intellectual property rights, communication distance, low power design, communication reliability, data security, robustness, ease of use , Multi-channel adaptive multiple communication technology indicators far beyond the domestic similar foreign technology wireless communication technology. Spider technology demonstration platform consists of 5000 wireless communication module symbiotic platform and communication parameters monitoring screen, 5000 wireless communication modules work at the same time, each other without interference, communication reliability of 100%. And the use of software and automatic radio frequency hopping technology to ensure that the same wireless module to meet the radio certification standards of various countries around the world, low-cost wireless coverage of the world.

Inflatable Arch Sprinkler

The inflatable arch sprinkler, children can pass through the curtains, play in the backyard, courtyard and lawn, bringing a lot of summer fun in the hot weather. The inflatable sprinkler is made of high -quality thick PVC materials, which is durable to prevent holes or puncture.

The Inflatable Sprinkler Items is easy to use. It needs to be inflated with a gas pump to the sprinkler (excluding), connect it to any garden hose, and then fill the base with water to help it stand stably. Dowry smoothly in the holes. By the way, if it is flipped or over, the water in the base must be full.

The inflatable sprinkler is not only suitable for summer outdoor sprayed toys for children, boys and girls, but also very suitable for children's swimming pools, beach lawn and children's birthday party. Any interesting parents can run with their children under the sprinkler, for a few hours, bringing a lot of fun in hot summer weather.

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