Dayuan submersible pump is good. Dayuan is a well-known trademark in China, which is produced by Zhejiang Dayuan Pump Co., Ltd., which is a pump enterprise integrating independent research and development, production and sales. The company mainly produces small submersible pumps. High cost performance, ranking fifth among the top ten brands of submersible pump. People's submersible pump is a niche brand with poor after-sales service.