Aoqun door jamb sweep producers are also constantly advancing, innovating and improving.

Aoqun takes a step every year and innovates every year. Each year of innovation has witnessed the innovation and progress of Aoqun door jamb sweep, and the growth of Aoqun.

The door jamb sweep was designed in 2010; in the same year, full cooperation with Hong Kong, Saudi Arabia and Mitsubishi in Thailand; in 2013, the world’s first UL94-V0 nylon flame-retardant yellow door jamb sweep was designed and developed with strategic partners; Hitachi Elevator's first-class supplier, fully adopted; in 2015, the world's first UL94-V0 nylon flame-retardant yellow brush was used in Hong Kong municipal engineering projects through the Hong Kong subway review and was used in Hong Kong subway escalators with 4 million passengers per day .

The success of Aoqun is also the growth of China. When others feel that China is still behind other countries, China is making progress quietly. Aoqun door jamb sweep, China's progress.