SQE Team of Shanxi Taizhong Construction Machinery Co., Ltd. Visits Ningbo Flag-up Hydraulics for Inspection & Guidance to Deepen Supply Chain Quality Collaboration
Recently, the SQE (Supplier Quality Engineer) team from Shanxi Taizhong Construction Machinery Co., Ltd. ( Taizhong Heavy Construction Machinery) paid a visit to Ningbo Flag-up Hydraulics Co., Ltd. (Flag-up Hydraulics). The visit covered supply chain quality audit and technical exchanges, with a focus on quality control, production capacity assurance and technical matching of core hydraulic components. Both sides further advanced their strategic cooperation to fuel high-quality development of the construction machinery industrial chain.
I. Corporate Profiles of Both Parties
Shanxi Taizhong Construction Machinery Co., Ltd.
As a subsidiary under Shanxi Taizhong Construction Machinery Co., Ltd., it serves as an excavator manufacturing base. Its product portfolio covers mini, small, medium, large and super-large excavators, including fuel-powered, hydrogen and methanol new energy models. Awarded the title of National Green Factory, the company specializes in the R&D and manufacturing of high-end construction machinery.
Ningbo Flag-up Hydraulics Co., Ltd.
A National High-tech Enterprise and Provincial Specialized, Refined, Unique & Innovative SME, the company focuses on the R&D and manufacturing of hydraulic components such as pilot valves, cartridge valves and winches. Its products are widely applied in construction machinery, coal mining machinery and other sectors, dedicated to the domestic substitution of high-end hydraulic components.
II. Core Highlights of the Visit & Exchange
1. On-site Inspection of Production Facilities
The SQE team toured Flag-up Hydraulics’ production workshops, R&D center and testing laboratories, observing the full workflows of precision machining, assembly & commissioning and quality inspection. They prioritized verification of quality control points for critical processes, equipment precision calibration and process capability management, and spoke highly of the on-site lean management and standardized operation procedures.
2. Special Audit of Quality Management System
In-depth discussions were held on the operation of the IATF16949 quality management system, covering core modules including Incoming Quality Control (IQC), In-Process Quality Control (IPQC), Final Quality Control (FQC), nonconforming product disposal and product traceability. Both sides reviewed quality records and control documents, and shared insights on supply chain quality risk early warning and rapid response mechanisms for quality abnormalities.
3. Technical Matching & Domestic Substitution Collaboration
Aligned with the hydraulic system requirements of Shanxi Taizhong Construction Machinery’s new energy excavators and large mining equipment, the two parties held technical seminars on core components such as pilot valves. Discussions centered on technical parameters, performance optimization, working condition adaptation and domestic substitution solutions, to realize precise matching between hydraulic components and complete machines and advance the independent controllability of core spare parts.
4. Deepened Strategic Supply Chain Cooperation
Built on this audit and exchange, both sides clarified follow-up cooperation priorities: strengthening quality synergy, stabilizing production and delivery capacity, carrying out joint technical research, and building a green supply chain. Leveraging their respective strengths, the two parties aim to forge a long-term, stable and win-win strategic partnership to jointly boost industrial chain competitiveness.
III. Significance & Outlook of the Exchange
This inspection visit marks a vital measure for Shanxi Taizhong Construction Machinery to strengthen supply chain quality control and consolidate its supporting capacity for core components. For Flag Hydraulics, it is a key opportunity to align with the demands of leading OEMs and enhance product competitiveness. Moving forward, both sides will center their cooperation on quality, link up through technology and target integrated collaboration. They will continuously deepen joint efforts to drive technological progress and industrial upgrading in the construction machinery hydraulic sector, contributing to the high-quality development of China’s high-end equipment manufacturing industry.
Post time: Jun-30-2026