We contracted to build 9 big airports and airport expanding engineering such as Guangzhou Baiyun Airport,Guilin Airport when we were army engineer corps early.We also undertook the graveness national defence construct engineering Guangxi Quanzhou Large Underground Oil Depot and combat readiness engineering Nanning Wuwei airport.Central Army Committee has sung our praise highly for our outstanding achievement.

From 1983-1993 namely 10 years before the establishment of Tonge company,we contracted to build Shenzhen heliport,Shennan Road,Binghai Road,Beihuan Road,also accepted the city construct projects Bijia Mountain Water Factory,Yantian Port City Drain Contamination and Futian River Reconstruct.

From 1993-2004,we finished BinhaiRoad Period I,Shenzhen Jihe Expressway,Yanba expressway,107 national highway,Longxi River Disposal,Longgang Center Water Factory,Meilin Water Factory,Caitian Crossroads,Xinxiu Crossroads,Aiguo Road Viaduct,Furong Xiroad,Binhai Road,Lishui Road,Shenzhen Investment Building,SZ Road Admininstrative Control Center Building.We also built HK New Airport Metro 516,Waiting building 304,Shanghai Pudong Century Road,Xian Xilan Expressway,Sichuan Dayu Expressway,Hebei Shihuang Expressway.

Since entered Shenzhen in 1983,we has contracted and built over 500 engineering projects including civicism road,bridge,pipeline,expressway,airport,metro, earthwork,house construction,drain,water electricity equipment installation.And the value of construct is up to RMB 10 billions yuan.

More than50 projects we contracted has awarded prize at city,provincial level.Of which Shenzhen Shennan Road was proven for State City Sample Engineering.Many engineerings won Golden Cup Prize,Management Prize,Safe Progress Award,Luban Award.

Many good title has been given our company.Shenzhen Advanced Enterprise , Guangdong Advanced Enterprise,National Progress Construction Enterprise, the first place of Top 50 Enterprises in charge of construction with the most comprehensive strength of Shenzhen, the first place of Top 100 Chinese enterprises on the comprehensive strength, the first place of Best 500 Cconomic Benefits Construction Enterprise, the first place of China 500 Best Economic Benefit Building enterprise at First Class, the first place of Top Ten Enterprise, National May 1st Labour Merit Certificate , National Quality and Benefit Construction Enterprise,etc.