What is the function of screw holes in the stable period of DJI?

Screw is a tool to tighten instruments and parts step by step by using the physical and mathematical principles of circular rotation and friction of the inclined plane of an object. Screw is a general term for fasteners.

DJI Innovation is a UAV brand owned by Shenzhen DJI Innovation Technology Co., Ltd. On August 23rd, 2008, DJI released the "Royal" Mavic2 series UAV. On June 20 191day, DJI innovation was selected as "20 19 Forbes list of the most innovative enterprises in China". [1-2] 20 1912 and DJI were selected as "100" brands in China Brand Power Festival on 2019. In August 2020, DJI ranked 14 in the Hurun Global Unicorn List of Suzhou High-tech Zone 2020 with a market value of10 billion yuan. On June 5438+February 18, 2020, the US Department of Commerce listed Chinese drone manufacturer DJI in the so-called "entity list" on the grounds of "protecting US national security" and "controlled" the company's import and export to the United States. In response to the unreasonable sanctions imposed by the United States, DJI said on the 20th that the company will "continue to sell in the United States" and American customers can continue to buy and use DJI products.