Manufacturing & Quality Control | ISO 9001 Certified Motor & Pump Factory
Explore Titecho’s ISO 9001:2015 certified manufacturing facility featuring 500,000+ motor and 300,000+ pump annual capacity. Comprehensive overview of production infrastructure, rigorous quality control protocols, international certifications, and continuous improvement systems ensuring consistent product excellence.
Built to Last. Tested to Perfection.
Manufacturing & Quality Assurance at Techo Electrical & Mechanical
At Techo Electrical & Mechanical (Taizhou) Co., Ltd., quality is not a siloed department or an afterthought—it is the foundational philosophy governing every operational decision, process design, and employee action. Our state-of-the-art manufacturing facility represents the deliberate integration of advanced automation, skilled craftsmanship, and systematic quality management to ensure every Titecho product meets or exceeds the most demanding international standards.
This document provides a transparent view of our manufacturing capabilities, quality infrastructure, and certification framework—enabling customers to evaluate our suitability as a long-term supply partner with full technical confidence.
Manufacturing Facility Overview
Located in Taizhou, Jiangsu Province—one of China’s premier industrial manufacturing hubs—our facility encompasses over 50,000 square meters of integrated production, testing, warehousing, and R&D space. The plant layout is engineered for high-volume throughput while retaining the flexibility to accommodate custom specifications, small-batch prototypes, and urgent surge orders without compromising quality standards.
Production Infrastructure
Motor Manufacturing Division
| Process Stage | Equipment & Capability | Quality Integration |
|---|---|---|
| Stator Production | Computerized winding lines with automatic wire tensioning, precision coil forming, and robotic insertion | Real-time winding resistance monitoring; visual inspection at each station |
| Rotor Production | High-pressure aluminum die-casting for squirrel cages; copper bar rotor fabrication for special-duty applications | Casting integrity verification; dynamic balancing to ISO 1940 G2.5 |
| Component Machining | CNC lathes, milling centers, and precision grinding for shafts, end shields, and housings | In-process dimensional SPC; CMM verification for critical tolerances |
| Assembly | Automated and semi-automated stations with torque-controlled fastening and error-proofing | Torque audit logging; sequential operation verification |
| Testing Laboratory | Comprehensive electrical, mechanical, and environmental test equipment | 100% end-of-line testing; data traceability to serial number |
Pump Manufacturing Division
| Process Stage | Equipment & Capability | Quality Integration |
|---|---|---|
| Casting | In-house foundry for pump bodies, impellers, and wear components | Spectrographic material analysis; X-ray/ultrasonic NDT for critical castings |
| Precision Machining | Multi-axis CNC machining centers for complex hydraulic geometries | Post-machining dimensional verification; surface finish profiling |
| Assembly | Clean, organized assembly stations with full component traceability | Torque-controlled fastening; seal installation verification |
| Performance Testing | Dedicated closed-loop test bay with calibrated flow measurement systems | 100% hydrostatic + performance testing per ISO 9906 |
| Finishing & Packaging | Surface treatment, corrosion protection coating, and export-grade packaging | Coating thickness/adhesion testing; packaging integrity validation |
Support Facilities
- Warehouse: 15,000 m² climate-controlled storage for raw materials and finished goods with FIFO/FEFO inventory management
- R&D Center: Product development, prototype manufacturing, and design validation testing
- Quality Laboratory: Material certification, metallographic analysis, dimensional inspection, and performance verification
- Tool Room: Precision tool and die manufacturing, calibration, and preventive maintenance
Production Capacity & Flexibility
| Product Category | Annual Capacity | Notes |
|---|---|---|
| AC Motors | 500,000+ units | IE2–IE5 efficiency classes; frame sizes 63–355 |
| Water Pumps | 300,000+ units | Centrifugal, submersible, booster, and industrial process pumps |
| Custom / OEM Projects | Flexible allocation | Dedicated engineering support; NDA-protected development |
Operational Flexibility Features
- Batch sizes from 10 units to 10,000+ units without minimum order penalties
- Rapid changeover between product types via modular tooling and standardized work instructions
- Surge capacity reserved for large-volume contracts and urgent delivery requirements
- Dedicated prototype line for pre-production validation before mass release
Quality Management System: ISO 9001:2015 Certified
Our comprehensive Quality Management System (QMS) is certified to ISO 9001:2015 and governs every stage from supplier qualification through post-delivery service. The system is built on three pillars: continuous improvement, preventive action, and customer focus.
Quality Policy Statement:
"We are committed to meeting or exceeding customer requirements through continuous improvement of our products, processes, and services. Every employee is responsible for quality, and we strive for zero defects in everything we do."
Quality Organization Structure
| Role | Responsibility |
|---|---|
| Quality Manager | Overall QMS ownership; management review; customer escalation authority |
| Incoming Quality Control (IQC) | Raw material and purchased component inspection; supplier performance rating |
| In-Process Quality Control (IPQC) | Production floor monitoring; SPC charting; first-article and patrol inspections |
| Final Quality Control (FQC) | Finished product testing; release authorization; non-conformance disposition |
| Quality Engineering | Root cause analysis; CAPA management; process capability improvement |
| Documentation Control | Record retention; certificate management; revision control; audit readiness |
Incoming Material Inspection Protocol
Quality begins at the receiving dock. All raw materials and purchased components undergo mandatory inspection against defined acceptance criteria before warehouse release:
| Material Category | Inspection Methods | Acceptance Criteria |
|---|---|---|
| Electrical Steel Laminations | Dimensional check, core loss verification, insulation resistance | Per IEC 60404; supplier mill certificate validation |
| Copper Magnet Wire | Diameter, enamel thickness, breakdown voltage, elongation | Per IEC 60317; sample lot testing |
| Bearings | Dimensional verification, noise/vibration grading, grease analysis | Per ISO 492/582; ABEC/P-class confirmation |
| Castings (Iron/Aluminum) | Visual, dimensional, spectrographic composition, NDT sampling | Per ASTM/GB standards; internal specification |
| Shafts & Housings | CMM dimensional check, surface roughness, hardness | Drawing tolerances; SPC trending |
| Seals & Elastomers | Material certification, durometer, compression set | FDA/WRAS as applicable; batch traceability |
| Electrical Components | Functional test, safety marking verification, RoHS compliance | Component specification; regulatory documentation |
Non-conforming materials are quarantined immediately; suppliers receive formal corrective action requests with required response timelines.
In-Process & Final Product Testing
Motor Electrical & Mechanical Tests (100% End-of-Line)
| Test Parameter | Method | Standard / Acceptance Criterion |
|---|---|---|
| Winding Resistance & Phase Balance | Kelvin bridge / micro-ohmmeter | Phase imbalance ≤ ±2% |
| Insulation Resistance | Megohmmeter @ 500V DC | ≥ 100 MΩ (cold); ≥ 10 MΩ (hot) |
| Dielectric Withstand (Hi-Pot) | AC/DC hipot tester | No breakdown @ 1,500V + 2× rated voltage for 1 minute |
| No-Load Characteristics | Dynamometer / power analyzer | Current, noise (dB(A)), vibration (mm/s RMS) within spec |
| Load Performance | Calibrated dynamometer test bench | Efficiency per IEC 60034-2-1; temperature rise per IEC 60034-1 |
| Rotation Direction & Vibration | Tachometer + accelerometer | Correct direction; vibration ≤ ISO 14694 Grade A/B |
All test data is digitally recorded and linked to individual motor serial numbers for full traceability.
Pump Performance & Integrity Tests (100% End-of-Line)
| Test Parameter | Method | Standard / Acceptance Criterion |
|---|---|---|
| Hydrostatic Pressure Test | Pressurized water @ 1.5× working pressure | No leakage or deformation for specified hold time |
| Hydraulic Performance | Closed-loop test circuit with calibrated flow/pressure/torque sensors | Flow, head, power, efficiency per ISO 9906 Grade 2 |
| NPSH Verification | Variable suction tank method | NPSHr within published curve tolerance |
| Vibration & Noise | Accelerometer + sound level meter | Vibration ≤ ISO 10816 Zone A/B; noise per ISO 3744 |
| Seal Leakage Check | Visual + drip tray measurement | Zero visible leakage during test duration |
| Rotation Direction | Visual/tachometer verification | Correct per nameplate marking |
Test reports are generated automatically and included with shipment documentation.
International Certifications & Standards Compliance
| Certification / Standard | Scope | Applicable Products | Validity Status |
|---|---|---|---|
| ISO 9001:2015 | Quality Management System | Company-wide | Current; annually audited |
| CE Marking | EU Machinery Directive, Low Voltage Directive, EMC Directive | All EU-bound motors and pumps | Current; DoC on file |
| IEC 60034 Series | Rotating electrical machine performance, dimensions, testing | All electric motors | Full compliance verified |
| IE2 / IE3 / IE4 / IE5 | International Efficiency Classification | Premium efficiency motors | Third-party tested; certificates available |
| NEMA MG-1 | North American motor standards | Motors for NA market | Full compliance; UL listing available |
| ATEX / IECEx | Explosion protection for hazardous areas | EX-rated motors and pumps | Current; notified body certified |
| RoHS / REACH | Hazardous substance restriction | All EU-bound products | Compliant; declarations on file |
| ISO 9906 | Rotodynamic pump acceptance testing | All centrifugal pumps | Grade 2 testing capability in-house |
| WRAS / ACS / NSF | Potable water contact approval | Water supply pumps | As applicable by model |
Certification documents, test reports, and Declarations of Conformity are provided with every shipment and maintained in our digital document portal for customer access.
Continuous Improvement & Safety Programs
Operational Excellence Initiatives
- Lean Manufacturing: Value stream mapping, 5S workplace organization, waste elimination kaizens
- Statistical Process Control (SPC): Real-time capability monitoring on critical machining and winding processes
- Supplier Development: Quarterly performance reviews; joint improvement projects; second-source qualification
- Employee Training: Mandatory quality awareness; skills certification; cross-training matrices
- Environmental Management: Waste reduction; energy monitoring; solvent recovery; emissions control
- Occupational Health & Safety: Risk assessments; PPE enforcement; incident investigation; ergonomic evaluations
Customer Support Services
- Pre-shipment inspection coordination (customer or third-party)
- Third-party testing facilitation (SGS, TÜV, Intertek, Bureau Veritas)
- Complete documentation packages (test reports, certificates, manuals, spare parts lists)
- Responsive warranty administration and field technical support
- Feedback loop integration into CAPA and product improvement cycles
Partner With a Manufacturer You Can Verify
Quality claims are meaningless without verifiable evidence. We invite prospective partners to:
- Request our current ISO 9001 certificate and recent audit summaries
- Review sample test reports and certification documentation
- Schedule virtual or on-site facility tours
- Conduct pre-qualification audits with your quality team
- Initiate pilot orders with full inspection rights
Experience the confidence that comes from genuine manufacturing transparency and proven process discipline.
Contact Us
🌐 Website & Product Portfolio: www.cntecho.com
✉️ Engineering & Quality Inquiries: [email protected]
Titecho: Where quality is engineered, tested, and guaranteed—not merely promised.