The story of Sulong before 2007 had been of prosperity, starting with founder Mr. Cui with over 30 years' experience who developed underground operation products independently at that time, they were widely used in national hydraulic projects and obtained an exclusive patent.
Vision and ambitions in becoming the leader of underground engineering service provider drove Mr. Cui to establish Sulong.
Vision and ambitions in becoming the leader of underground engineering service provider drove Mr. Cui to establish Sulong.
Vision and ambitions in becoming the leader of underground engineering service provider drove Mr. Cui to establish Sulong.
Vision and ambitions in becoming the leader of underground engineering service provider drove Mr. Cui to establish Sulong.
Sulong's intelligent one-time PVC coating production line was awarded with a prize by the government.
Sulong won 23 authorized patents of independent technical property and 4 invention patents with multiple ventilation duct processing lines.
Dedicated to innovating PVC coating technique, Sulong upgraded its exclusive on-line coating process for higher efficiency and put the new production line into operation smoothly.
Sulong was named a national high-tech enterprise owing to its innovative capability of developing underground ventilation ducts.
For further development in providing flexible ventilation ducting products and delivering underground ventilation solutions, Sulong has upgraded all its production lines empowered by half-automated machines.