Within the PetroChina system, oil field enterprises such as East China Institute of Global Pipeline Bureau Engineering Company also have their own design institutes.
In CNOOC system:
Design Institute of Ministry of Chemical Industry,
Tianchen First Design Institute (Tianjin)
Saiding 2 nd Design Institute (Taiyuan)
Third Design Institute (Hefei) Donghua Engineering
Wuhan Wuhuan No.4 Design Institute
Fifth Design Institute (now Ningbo Institute of Sinopec, formerly Lanzhou Institute of Sinopec)
6 th designing institute south China designing institute (Nanjing)
Lu Hua Engineering 7 th Design Institute (Xi 'an)
Chengda 8 th Design Institute (the strongest in Chengdu)
Ninth Design Institute (now owned by Jilin Sinopec)
Wison engineering, etc.
There are also energy companies such as hydropower, thermal power and nuclear power.
Coal chemical wastewater treatment.
too much
The following are the rankings of some China engineering companies in global ENR general contracting.
Serial number ranking company name
20 1 1 20 10
11113 China communications construction corporation
2 20 22 China State Construction Engineering Corporation
3 24 4 1 China Water Conservancy and Hydropower Construction Group Company
4 26 26 China Machinery Industry Group Corporation
5 27 46 China Petroleum Engineering Construction Company
6 29 25 China Railway Construction Company Limited
7 32 32 CITIC Construction Co., Ltd.
8 33 53 China Railway Corporation
9 54 89 Shanghai Construction Engineering (Group) Company
10 58 79 Shandong electric power construction third engineering company
116131China Metallurgical Science and Industry Corporation Limited
12 7 1 84 China Gezhouba group co., ltd.
13 78 78 Shanghai Electric Group Co., Ltd.
14 80 80 China Dongfang Electric Group Co., Ltd.
15 83 69 China Petrochemical Engineering Construction Company
16 86 86 China civil engineering group co., ltd.
17 89 76 China Oil and Gas Pipeline Bureau
18 92 124 China chemical engineering co., ltd.
19 95 108 Harbin Power Station Engineering Co., Ltd.
20 100 10 1 Shandong electric power capital construction corporation
21112128 China Overseas Construction Co., Ltd.
22113117 Beijing Construction Engineering Group Co., Ltd.
23 1 15 125 China water conservancy and electric power foreign company
24 1 18 123 Zhongyuan Petroleum Exploration Bureau of China Petrochemical Group
25 125 1 19 China Jiangsu international economic and technical cooperation company
26 127 133 Qingjian group company
27 129 106 China geological engineering group company
28 145 14 1 China Dalian international economic and technical cooperation group co., ltd.
29 15 1 135 China technology import and export corporation
30 154 159 China Henan International Cooperation Group Co., Ltd.
3 1 155 179 Anhui Foreign Economic Construction (Group) Co., Ltd.
32 158 15 1 China Global Engineering Company
33 162 160 China National Machinery Import and Export (Group) Co., Ltd.
34 163 169 Xinjiang Beixin Construction Engineering (Group) Co., Ltd.
35 168 ** Shenyang Yuanda Aluminum Engineering Co., Ltd.
36 170 157 Anhui Construction Engineering Group Co., Ltd.
37 176 140 China Wanbao Engineering Company
38 177 186 China Zhongyuan Foreign Engineering Company
39 178 ** China Overseas Economic Cooperation Company
40 183 185 China Jiangxi International Economic and Technical Cooperation Company
4 1 187 162 Fan Hua Construction Group Co., Ltd.
42 19 1 137 Hefei Cement Research and Design Institute
43 193 184 China Wuyi Industry Co., Ltd.
44 200 197 Nantong Construction Engineering Group Co., Ltd.
45 202 200 Jiangsu Nantong Sanjian Group Co., Ltd.
46 203 149 Shanghai Urban Construction (Group) Company
47 205 207 Zhong Ding International Engineering Co., Ltd.
48 2 13 2 17 Zhejiang Construction Investment Group Co., Ltd.
49 2 19 208 Yunnan Construction Engineering Group Company
50 224 224 China Complete Equipment Import and Export (Group) Company