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Which is better, Sanyu or Nalian intelligent automatic self-priming pump?

Nalian intelligent automatic self-priming pump is good.

1, humanized design, comfortable to look at, with peace of mind.

2, there are large pressure tank type and small pressure tank type, which have larger capacity and reduce the switching frequency. Haicheng Sanyu Pump Industry Co., Ltd. is a well-known pump brand and trademark in Liaoning Province. Nalian/China Zhejiang Nalian Electromechanical Co., Ltd. is an electromechanical platform service provider integrating electromechanical product research and development, chain operation, warehousing and distribution, e-commerce and brand operation.