(1) 24 hours customer service online, and offer professional technical support within 48 hours.
(2) Help design the specific boiler and efficient energy utilization plan individually.
(3) Offer factory inspection service, make arrangement including pick up, meal, accommodation, etc.
(1)Guarantee high product quality and punctual delivery deadline.
(2)Door-to-door installation service by the professional installation team with 50 senior engineers.
(1) 24 months warranty period.
(2)The technical teams will visit customers for after sale service every quarter.
Company: Henan Sitong Boiler Co., Ltd