1, good quality, using Jingui liner, patented Jingui coating black technology, which can better prevent corrosion and scale and be more durable. With double-drive relays and independent double-pole double-layer heating, the quality of Xinfei water heater is not as good as that of Smith water heater.
2. Good warranty. Smith is a professional water heater manufacturer with a history of 100 years in the United States. He is a listed company with leading technology, stable quality and perfect after-sales service.