CNOOC Development Bidding: Multiple material and service projects, clarifying cash flow and highlighting core value

March 31 news, according to data from Tianyancha, China National Offshore Oil Corporation Energy Development Co., Ltd. issued Haigu Development - Total Price - Equipment Facilities Center - Cathodic Protection System (Secondary), with a release date of March 31, 2026.

Tender Core Basic Information Overview

Field Details
Bid Section / Package Number 26 - CNCCC - HW - GK - 0405/01
Bid Section / Package Name Haigu Development - Total Price - Equipment Facilities Center - Cathodic Protection System (Secondary)
Procurement Method Public bidding
Procuring Entity China National Offshore Oil Corporation Energy Development Co., Ltd.
Project Category Goods
Bidding Method Public bidding
Announcement Date March 31, 2026

Winning Bidder and Amount

The winning bidder for this tender is Qingdao Yinghai Anti-corrosion and Anti-fouling Technology Co., Ltd., and the winning bid amount (including VAT) is RMB 1,975,000.

Reasons for the Award

This project adopts the method of the lowest evaluated bid price. The first-ranked winning candidate is determined to be the winning bidder. This bid evaluation method takes price as the primary consideration factor, and usually can bring the procuring entity relatively economical procurement results. In this tender, Qingdao Yinghai Anti-corrosion and Anti-fouling Technology Co., Ltd. stood out by virtue of its lowest bid price, successfully winning the cathodic protection system project.

According to Tianyancha data, the information of Haigu Development as the procurement-and-bidding party in the recent period is as follows:

No. Project Name Release Date Procurement & Bidding Unit Winning Unit Winning Amount (RMB)
1 Haigu Development - Catering Company - Bohai Region Industrial Property Logistics Support Service - Exclusive Agreement 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Yangqinxuan Property Management Co., Ltd. 56785780
2 Haigu Development - General Services Category Department - Catering Service Sub-Company - Haigu Property Cangzhou Central Kitchen Project - Residual Equipment Disposal Budget Preparation Service - 20260323 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Outstanding Tonghui Construction Consulting Co., Ltd. 4800
3 Haigu Development - Engineering and Technology Company - Cluster Radioisotope, Uranium-plumbum-calcium Salt Annual Service - Exclusive Agreement 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Shandong University of Science and Technology 7559788
4 Haigu Development - Changzhou Institute Shanghai Haikai - Explosion-proof Electric Drive High-Pressure Sand Blasting Machine (1 item) Purchase 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
5 Haigu Development - Changzhou Institute Shanghai Haikai - Mobile Electric Drive Ultra-High-Pressure Micro Water Rust Removal Equipment (1 item) Purchase 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
6 Haigu Development - Shanghai Regional Center - Changzhou Institute - Purchase of Cuprous Oxide (20260327) 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Changzhou Tunan Trading Co., Ltd. 994400
7 Haigu Development - Equipment Technology Company - Exclusive Agreement for Procurement of Raw Material Blanks for Mud Agitator Special Equipment 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
8 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Procurement of an Electrical Anti-reactor for Pump Working Conditions and Its Machined Items - Announcement of Winning Bid Candidates 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
9 Haigu Development - General Services Category Department - Equipment Technology Company - Unmanned Aerial Vehicle Retrofit Technology Research and Testing Service - 20260312 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Chengdu Qiantuo Information Technology Co., Ltd. 598900
10 Haigu Development - International Engineering Logistics Company - Exclusive Agreement for Transportation Service of Steel Structural Parts of Oversize/Overweight Equipment in Tianjin Region 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Dagang Oilfield Transportation Co., Ltd. 514196
11 Haigu Development - Safety and Environmental Protection Company - Announcement of Winning Bid Candidates for Indoor Air Quality Management and Improvement Service 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Anhui Shengcheng Environmental Engineering Co., Ltd. 260800
12 Haigu Development - Engineering and Technology Company - Shenzhen Experimental Center - On-site NMR Testing Analysis (Secondary) 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. China National Petroleum Corporation Logging Co., Ltd., Tianjin Branch 1412918
13 Haigu Development - Engineering and Technology Company - Purchase of Hoisting and Lowering Machine and Supporting Equipment 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Chunxing Machinery Co., Ltd. 1467870
14 Haigu Development - Operations and Maintenance Category Department - Procurement of 35 items of materials including Seamless Steel Pipes - 20260330 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
15 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Procurement of Electric-Control Intelligent Completion Tools for Bohai Region 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Qibaiblu Intelligent Technology Co., Ltd. 3339355
16 Haigu Development - General Services Category Department - Tianjin Institute - Exclusive Agreement for Export Certification and Review Service for Water Treatment Equipment - 20260313 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Lifeng Engineering Technology (Tianjin) Co., Ltd. 535300
17 Haigu Development - Safety and Environmental Protection Company - Shanghai Branch - Exclusive Agreement for Facilities Maintenance and Upkeep Service at the Experimental Center 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Shanghai Yongdao Environmental Technology Co., Ltd. 2066046
18 Haigu Development - Catering Company - Exclusive Agreement for Vehicle Service at the Shanghai Catering Chunxiao Terminal Operations Site 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Ningbo Zheanngke Tourism Passenger Transportation Co., Ltd. 1251756
19 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Procurement of an Anti-reactor for Pump Working Conditions in the Bohai Region 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tangshan Shangxinrongda Electronic Products Co., Ltd. 2897190
20 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Procurement of Coiled Tubing Tools 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Sichuan Kangkesh Petroleum Technology Co., Ltd. 4699168
21 Haigu Development - Engineering and Technology Huizhou Branch - Exclusive Agreement for Plant Area Standardization Service 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
22 Haigu Development - Shenzhen Regional Center - Drilling and Production Academy - Purchase of Experimental Consumables such as High-Pressure Valves, Pressure-Rated Sand-Squeezing Clamps - 20260313 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Chengdu Yancore Technology Co., Ltd. 312512
23 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Science and Technology Information Research and Operations Support Technology Service 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
24 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Production of Manually Operated Lifting Products and Technical Service; Exclusive Agreement for Tooling Processing Service 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
25 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Customized Metal Parts for Viscosity-Sensitive Water Control Valve 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Sichuan Guanghan Huacheng Oil & Gas Machinery Co., Ltd. 18387360
26 Haigu Development - General Services Category Department - Logistics Company - Exclusive Agreement for Security Plan Assessment Service for Tianjin Port Facilities - 20260309 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Ministry of Transport Water Transport Science Research Institute 145000
27 Logistics Company - Exclusive Agreement for Service for Land-Terminal Cranes and Forklifts at Yinkou for International Engineering 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Yangqinxuan Property Management Co., Ltd. 484844
28 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Customized Processing of Vibration Short Sections for Metal Hydraulic Oscillators - Announcement of Winning Bid Candidates 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
29 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Procurement of Silt Inhibitor (De-sanding agent) for the South China Sea East in 2026-2029 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Shandong Shida Oilfield Technology Service Co., Ltd. 1491600
30 Haigu Development - Equipment Technology Company - Announcement of Winning Bid Candidates for Exclusive Agreement for Casing Pressing Service 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Hebei Huayang Steel Pipe Co., Ltd. 42677388
31 Haigu Development - Equipment Technology Company - Exclusive Agreement for Professional Maintenance Service for Special Equipment Land Forklifts 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Micos (Tianjin) Technical Service Co., Ltd. 5925216
32 Haigu Development - International Engineering Logistics Company - Exclusive Agreement for Transportation Service of Steel Structural Parts of Oversize/Overweight Equipment in Tianjin Region 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Dagang Oilfield Transportation Co., Ltd. 514196
33 Haigu Development - General Materials Category Department - Exclusive Agreement for Procurement of PLC Training Equipment for Safety and Environmental Protection Company - 20260324 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Zhejiang Yuheng Technology Co., Ltd. 277980
34 Haigu Development - General Materials Category Department - Equipment Technology Company - Procurement of 3 items including Check Valves - 20260316 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Guosheng Technology Development Co., Ltd. 1986980
35 Haigu Development - Engineering and Technology Company - Exclusive Agreement for Motor Repair Service in Huizhou Region 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Dongguan Fuyuan Industrial Co., Ltd. 416488
36 Haigu Development - Engineering and Technology Company - Announcement of Winning Bid Candidates for Exclusive Agreement for Youzhi Drilling and Completion Operations Support and Digital Technology Service 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
37 Haigu Development - General Materials Category Department - Equipment Technology Company - Procurement of 3 instrument pipes - 20260320 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Yantai Bangshi Industry & Trade Co., Ltd. 1079941
38 Haigu Development - Shanghai Regional Center - Changzhou Institute - Exclusive Agreement for Analytical Testing Services such as Resin Components in Changzhou Region - 20260318 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Shanghai Weipu Testing Technology Group Co., Ltd. 746700
39 Haigu Development - Shanghai Regional Center - Procurement of ε-Caprolactone - 20260323 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Changzhou Yiyou Materials Co., Ltd. 44974
40 Haigu Development - Shanghai Regional Center - Procurement of Raw Materials such as Polycarbonate - 20260330 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
41 Haigu Development - Engineering and Technology Company - Announcement of Winning Bid Candidates for Exclusive Agreement for Procurement of Completion Single-String Line Hydraulic Control Slip Joints 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
42 Haigu Development - Equipment Technology Company - Procurement of Turnaround Facility Steel Plates - Exclusive Agreement (Material Q235B, below 6mm) 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
43 Haigu Development - Zhanjiang Regional Center - Procurement of 10 items of materials such as Molded-Case Circuit Breakers - 20260312 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
44 Haigu Development - Zhanjiang Regional Center - Exclusive Agreement for Printing Service of the Zhanjiang Branch for Oil Production Services - 20260330 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
45 Haigu Development - Engineering and Technology Company - Window-Side Direction Drilling and Milling Reamer Design Method and Model Research Service 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. Southwest Petroleum University 1096950
46 Haigu Development - Chemical Goods Category Department - Tianjin Institute - Exclusive Agreement for Procurement of Sodium Hypochlorite for Tianjin Region for 2026-2029 - 20260320 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Hebei Sanfu Environmental Technology Co., Ltd. 1018695
47 Haigu Development - Shenzhen Regional Center - Exclusive Agreement for Procurement of Key Hydraulic Components for HPU&TUTA for Surface Control System at Shallow-Water Underwater Wellheads - 20260330 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. - -
48 Haigu Development - Catering Company - Exclusive Agreement for Maintenance Service at the Tanggu Base Factory Premises and AB Apartment of the Catering Company under the Supply Chain Service Center 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Jiangsu Jintu Muc Construction Group Co., Ltd. 4694513
49 Haigu Development - Drilling and Production Category Department - Exclusive Agreement for Procurement of Supporting Components for Negative-Pressure Gas Exhaust of Sealed Electric Submersible Pump System - 20260324 2026-03-31 China National Offshore Oil Corporation Energy Development Co., Ltd. Tianjin Jinshun Technology Development Co., Ltd. 423004
50 Haigu Development - Engineering and Technology Company - Announcement of Winning Bid Candidates for Exclusive Agreement for Procurement of Whole Spiral Drill Pipe Centralizers 2026-03-30 China National Offshore Oil Corporation Energy Development Co., Ltd. Heilongjiang Beifang Shuangjia Drilling Tools Co., Ltd. 22722198

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