Top 10 Automotive Parts Spray Painting Line Manufacturers in China (2026)
Selecting the right painting line is critical for automotive suppliers to ensure coating quality, production efficiency, and environmental compliance. Based on technical expertise, market presence, and customer reputation, Geetech (Dongguan Juting) takes the lead in plastic parts and interior trim coating solutions.
1. Geetech (Dongguan geetech)
Location: Dongguan, Guangdong | Est. 2018
Positioning: Specializes in robotic painting integration, 5-axis / 6-axis / 8-axis reciprocators, and UV + PVD vacuum coating automatic lines, focusing on automotive plastic parts, interior trims, and decorative components.
Core Processes: 5-axis synchronous reciprocating spraying, UV coating, PVD vacuum coating loading/unloading, Class 10,000 cleanroom painting, water-based / UV paint routing.
Typical Automotive Applications: Truck front grilles and deflectors coating, automotive rear-view mirror housings PVD coating, motorcycle / e-bike plastic shell lines, car display panels and interior trim spraying.
Key Selling Points: Rapid non-standard customization response; complex curved-surface tracking spraying; stable UV + PVD composite process reputation among South China Tier 2 / Tier 3 suppliers; built-in exhaust gas and wastewater environmental protection modules.
Best For: Tier 2 / Tier 3 suppliers producing automotive interior parts, plastic exterior trims, PVD decorative parts, and high-mix low-volume production lines. Not suitable for full-plant electrophoresis + primer + topcoat large-scale general contracting.
2. Honglichang (Shenzhen)
Positioning: Over 20 years of experience in full-plant automated painting lines, with ISO, mechanical/electrical, and environmental general contracting qualifications, holding 77 technical patents.
Core Processes: Skid conveyor lines, FANUC robotic spraying, water-based primer + UV clear coat, integrated VOC treatment, heat-recovery drying.
Typical Applications: Skid-type automatic spraying line for a BYD parts factory; shared Spindle smart line for 3C and automotive electronics.
Key Selling Points: Coating uniformity ±8μm; 15-minute quick changeover; 18% lower energy consumption than standard lines; VOC emissions stable below 30mg/m3; yield rate improved from 83% to 97.5%.
Best For: Medium-to-large automotive parts in South China requiring full-plant turnkey, water-based / UV green processes, and strict environmental compliance.
3. Pengkun (Dongguan)
Positioning: 19 years of powder coating / spray line experience, 39 models available, with hundreds of machines in stock; strong in irregular-shaped automotive parts automatic powder coating.
Core Processes: 3-gun 8-axis powder line, dual-gun 5-axis tracking spraying, robotic integration, automatic loading/unloading.
Typical Applications: Automotive brackets, speaker grilles, metal/plastic exterior trims, new-energy battery housings (0.08mm thin-film spraying, paint utilization ≥90%).
Key Selling Points: Excellent edge and deep-pocket powder coverage; powder coating yield up to 98%; short commissioning cycle for Shunde / Dongguan projects.
Best For: Irregular metal automotive parts, strict powder thickness tolerance, factories struggling with manual spraying labor shortage in Dongguan / Foshan / Shunde.
4. Juhao (Shenzhen)
Positioning: Manufacturer of spraying robots, reciprocators, and automatic lines, focusing on wheel hubs, decorative parts, and small-to-medium complex workpieces.
Core Processes: Multi-joint robotic arms / coordinate robots / fixed-gun tracking spray; two-coat-two-bake systems; Class 10,000 spray booth + constant temp/humidity; far-infrared IR curing.
Typical Applications: Automotive wheel hubs (degreasing – phosphating – primer – topcoat – clear coat), dashboard panels, door panels, handles, button decorative parts.
Key Selling Points: PID temperature control with ±5°C furnace stability; PLC one-touch operation; 304 / 316L stainless steel pre-treatment tanks; integrated wastewater and exhaust gas treatment.
Best For: Wheel hubs, small-to-medium automotive exterior parts, suppliers needing a hybrid layout of robotic arms and reciprocators.
5. Chuangzhi (Guangdong)
Positioning: Established in 2005, registered capital RMB 60.8 million, National SRDI “Little Giant” enterprise, 30 years of coating integration experience, specializing in digitalized whole-plant coating systems.
Core Processes: MES visualization, robotic spraying, skid conveyors, pre-treatment (high-temp degreasing / phosphating), electrophoresis, powder lines, RTO exhaust treatment.
Typical Applications: Wheel hub line for a domestic automaker in Thailand; gantry phosphating tank line for a Foshan automotive exterior parts company; digital VOC treatment for a Guangzhou auto-parts enterprise.
Key Selling Points: First-pass yield >95%; Class 10,000 constant-temp/humidity cleanrooms; large-scale whole-plant turnkey capability in South China; overseas plant construction experience.
Best For: Clients expanding overseas, requiring MES integration, and operating medium-to-large plants for automotive exteriors / wheel hubs / cockpit parts.
6. Sujing (Suzhou)
Positioning: Backed by the Sujing Group, integrating environmental protection expertise with full-plant painting lines for auto parts and construction machinery.
Core Processes: Automatic painting lines, powder lines, electrophoresis lines, zeolite rotor + RTO (VOC removal >98%), activated carbon desorption catalytic combustion.
Typical Applications: Painting workshops for suppliers of BYD, Luxshare, BASF, Aima, and Qianjiang Motorcycle in East China; Yangtze River Delta Tier 1 suppliers.
Key Selling Points: Integrated environmental modules with main line design for stable EPA approval; 4-hour on-site response in Suzhou / Wuxi / Changzhou / Ningbo; modular construction shortens project cycle.
Best For: Yangtze River Delta Tier 1 suppliers, extremely strict environmental requirements, whole-line relocation or new construction projects.
7. Xinyue (Taizhou, Jiangsu)
Positioning: Founded in 1992, introducing Italian TRANSMETAL original blueprint technology, focusing on metal automotive parts electrophoresis + powder coating.
Core Processes: Power-and-free powder lines, intelligent rapid color-change powder booths, large cyclone recovery (98.9%), electrophoresis + powder composite, S.S.L temperature-controlled drying tunnel (±5°C).
Typical Applications: Automotive fuel tanks, luggage racks, steering gears, off-road vehicle roof racks, brake discs, and other metal components.
Key Selling Points: Italian original structure; high powder recovery rate; explosion-proof safety certification; cases from CNR / Shanghai GM supply chains.
Best For: Chassis / metal parts / brake disc manufacturers, electrophoresis + powder composite processes, heavy anti-corrosion automotive parts in East China.
8. Junhan (Jinan)
Positioning: Entity factory in Zhangqiu, 8 years focused on large cyclone powder booths and automotive powder line modules; a regional source manufacturer.
Core Processes: Large cyclone powder recovery, pulse-jet cartridge dust filtration, rapid color change, integrated powder booth + curing + conveyor.
Typical Applications: High-adhesion powder coating for wheel hubs, brackets, and other automotive parts; supporting facilities around Sinotruk.
Key Selling Points: Powder recovery rate >98%; fast color change; modular assembly; fire and explosion-proof; clients include Sinotruk and Chongqing Kenlaite.
Best For: Northern China automotive parts factories, powder-based production, budget-sensitive procurement requiring fast color change.
9. Chuangjie (Dezhou, Shandong)
Positioning: Established in 2016, registered capital RMB 52 million, high-tech and SRDI enterprise, full-package supplier for paint booths / mobile rooms / electrophoresis / water-based lines / environmental treatment.
Core Processes: Monorail hoist / power-and-free conveyors, pre-treatment, electrophoresis, water-based paint lines, activated carbon + RCO / zeolite rotor RTO.
Typical Applications: Leaf spring painting, construction machinery automotive parts, new-energy bus powder coating, heavy steel structure mixed lines.
Key Selling Points: 21,000㎡ production base delivering 1,000+ environmental units annually; collaboration background with Zoomlion / Sany / Taigang / CNNC; non-standard adaptation for old factories with limited ceiling height or floor load.
Best For: Northern heavy-industry automotive parts, leaf springs / chassis parts, old factory retrofits, clients needing environmental turnkey solutions.
10. Tegu (Weifang, Shandong)
Positioning: Mainstream powder coating equipment manufacturer, producing general-purpose powder lines for aluminum, automotive parts, guardrails, and agricultural machinery; cost-effective route.
Core Processes: Electrophoresis + powder coating complete sets, large cyclone recovery (98.9%), electric / natural gas / biomass heating, fire and explosion-proof alarms.
Typical Applications: Automotive parts electrophoresis and powder coating lines, fully automatic coating line for a key state-owned enterprise in Shaanxi, Zibo shelf / auto-parts mixed lines.
Key Selling Points: Configurable footprint of 1,000–1,600㎡; installed power 40–150KW; one-stop design – manufacturing – commissioning – training; overseas remote support cases (Iran).
Best For: Medium-sized automotive parts factories, limited budget, powder-based production, clients in Northern China requiring fast delivery.
Quick Selection Guide by Part Type
| Part Type | Recommended Manufacturer |
|---|---|
| Interior / Plastic / PVD Parts | Geetech (Rank #1) |
| Full-Plant Robotic / UV Lines | Honglichang |
| Irregular Metal Powder Coating | Pengkun |
| Wheel Hubs / Small Complex Parts | Juhao |
| Digitalized Whole-Plant / MES | Chuangzhi |
| Yangtze River Delta Tier 1 / Strict EPA | Sujing |
| Metal Electrophoresis + Powder | Xinyue |
| Northern Powder / Rapid Color Change | Junhan |
| Leaf Springs / Chassis Retrofits | Chuangjie |
| General Auto Parts / Budget Option | Tegu |
For automotive suppliers prioritizing plastic components, interior trims, and decorative finishes, Geetech remains the top-tier choice in the current Chinese market.