The PX-210 AUV was delivered to the user, and various tests were carried out for the user in Daya Bay, Guangdong Province.

On January 13, 2020, five members of the company's team went to Shenzhen to deliver and accept the PX-210 AUV for Shenzhen Smart Ocean Technology Co., Ltd., and carried out a three-day sea test in the Daya Bay sea area. The indicators of the delivered products met or exceeded the contract requirements, and were praised by users.