What secures your car every time you lock it?
Door locks.
What ensures your doors glide smoothly day after day?
Side door rollers.
What gives you a firm, reliable grip in any weather?
Door handles.
These may seem like small parts, but without them, every drive starts with frustration. Reliability isn’t a luxury — it’s a necessity.
This is where Allen comes in.
Rui’an Alan Auto Parts Co, .Itd was established in 2001 and specialized in the field of auto spare parts for aftermarket , quality and service are our commitment to all of our customers all over the world.
Our main products : car door lock, door handle, door slide roller assy, doo rslide mechanisms, door hinge, radiator cap, lever shift, hood lock latch, locks triker, lock actuator and so on
Car models can be for :Toyota, Jinbei, Hyundai, Kia and so on.
Welcome customer s design and ODM to develop and new products.We always pay attention to Quality and Service and ensure that our products can be safely used and accepted by all our customers.
Established in 2001
Market coverage: Over 2,000 clients across 100 countries
Registered capital: 1 million
Number of employees: 120
Over 30,000 SKUs
Over 1,000 new product SKUs developed annually








2001 · The Beginning
Founded in Rui’an, Zhejiang, the company started with a focus on manufacturing and selling small auto parts such as door locks and door handles. With the philosophy of “Small Parts, Big Quality,” we embarked on our entrepreneurial journey.
2004 · Product Line Expansion
Added door slide mechanisms, side door roller assemblies, and door hinges to our portfolio. Our product range grew significantly, establishing a comprehensive door-system parts matrix.
2007 · Going Global
Made our first exports to Southeast Asia and the Middle East, taking the first step toward global expansion. That same year, we formalized our dual-core philosophy: “Quality + Service” — a commitment we uphold to this day.
2010 · Capacity Expansion
Completed a new production facility, expanding factory area to over 8,000 square meters, with annual capacity exceeding 3 million sets — a major leap forward.
2013 · R&D Deepening
Established a dedicated R&D team and introduced advanced testing equipment. Gained the capability to independently develop new products and undertake ODM projects. Product models surpassed 300.
2016 · Global Reach
Expanded exports to over 50 countries, covering Europe, the Americas, Africa, and Asia-Pacific. Established long-term partnerships with many internationally recognized auto parts brands.
2019 · Lean Excellence
Implemented a lean production management system, achieving a 98.5% on-time delivery rate and 99% customer satisfaction. Received “Preferred Supplier” ratings from multiple overseas clients.
2021 · 20th Anniversary
Celebrated our 20th anniversary. Product models exceeded 500, partnering customers surpassed 300, and annual capacity broke through 5 million sets, solidifying our leading position in the regional door-system parts market.
2024 · Smart Manufacturing for the Future
Continuing to advance intelligent production upgrades and product innovation, committed to becoming a benchmark supplier of door-system parts in the global automotive aftermarket.