Hongfa insulated roll up door has been rigorously tested. The test is carried out by our QC team who conducted pull tests, fatigue tests, and colorfastness tests. 2.
Hongfa automatic roll up door has passed the necessary checks. These checks include its dimension check, surface treatment check, dents, cracks, and burrs checks. 3.
The product does not accumulate dust. All of its internal electric components are finely sealed to prevent the dust and moisture from entering into it. 4.
The product is proven to be energy efficient. It supports its operation by adopting energy conservation technology, consuming very little energy.
Focusing on development of the industry and requirements of customers, Hongfa is continuously raising its investment in designing and producing new products. Company Features1.
At present, the main business of Shenzhen Hongfa Automatic Door Co, Ltd. includes the R&D, production and sales of automatic roll up door . With the emergence and broad development prospect of high speed door , Shenzhen Hongfa Automatic Door Co, Ltd. has becomes more and more popular. 2.
Shenzhen Hongfa Automatic Door Co, Ltd. has excellent, professional technical team, proficiency in the international and domestic advanced dental technology. The product R&D team has injected a powerful impetus for the development of pvc high speed door in Shenzhen Hongfa Automatic Door Co, Ltd.. 3.
Hongfa has always been driven to seek the sustainable development of company. Inquiry! Shenzhen Hongfa Automatic Door Co, Ltd. tightly holds the principles of 'customer-oriented, service-based, mutual benefit and create brilliancy'. Inquiry!