Packaged service (design and implementation) Cheng Long Intelligent Construction was founded as a construction firm in 1987. In 1993 it was upgraded to Grade A Construction company. It builds the homes of customers as if it's their own: no stripping material, no wasting, and insistence on quality It's businesses are mainly in the private and public construction sector. In 2017, it was renamed Cheng Long Energy Technology Co., Ltd., with the main businesses shifting to energy conservation, construction, and trade, while establishing a new intelligent energy-efficient green building business unit. Services: Packaged service (design and implementation): Architectural design Quantity estimation Building material recommendations Construction cost assessment Construction schedule planning Construction method optimization Creative energy conservation Implementation Stage by stage quality verification