Facilities
27,000 m² in the
Eastern Economic Corridor.
A purpose-built spring plant in Rayong, Thailand — with forming, heat treatment, surface finishing, grinding and laboratory testing under one roof.
A single site, the full production chain
Our Rayong facility spans approximately 27,000 m² and sits in Thailand’s Eastern Economic Corridor — close to Laem Chabang Deep Sea Port and the region’s automotive and electronics supply base.
Phase 1 production began in October 2019 and Phase 2 followed in May 2021. In November 2021 we purchased an additional 23.6 rai (approximately 37,760 m²) of adjacent land for future expansion. The plant currently operates 97 production machines and 76 test and laboratory machines.
- In-house forming, heat treatment, finishing and grinding
- Laboratory and full-process inspection on site
- ISO 9001:2015 and ISO 14001:2015 certified
- Land reserved for future capacity expansion

Plant capacity
Forming, heat treatment and finishing
Four production areas, one quality system.
Testing next to the production floor
Incoming material, in-process checks and final verification all happen on site.



Located in Rayong, Thailand
Customer audits and plant visits can be arranged with our team. Contact us with your preferred dates and the scope you would like to review.
| Address | 7/52 Moo 4, Phananikom, Nikom Phatthana District, Rayong Province 21180, Thailand |
|---|---|
| Phone | +66 (0) 637273555 |
| info@aofengspringthailand.com | |
| Hours | Monday–Friday, 8:00–17:00 (GMT+7) |

See the plant for yourself
Talk to our team about a visit, an audit or a new spring program.
