We realize that when it comes to second-hand engine oil refining machines, the needs of wholesale users are different. Our machine are quite suitable for making green and environmental oil by using waste tire, waste plastic or waste rubber. By combining the latest technology with competitive pricing, INOPAK provides environmentally safe products for commercial and industrial requirements. Read on to learn more about how our refinery equipment can bring out the best in your process.
Our used oil refinery equipment can refine waste engine oil, lubricating oil, pyrolysis oil into diesel oil and gasoline. With ourtransforms technology wholesale buyers are able to reclaim 99,5 % or more of the waste oil into high quality products. This not only cuts out the detrimental impact of waste, but also ensures a sustainable and money-generating practice for businesses that rely on oil processing.

At WANRONG we pride ourselves on providing technology products that are affordable and priced just right. Our refiners work with the most advanced technology and are extremely efficient to give your product ultra-fine quality. Wholesale purchasers can keep ahead of the curve while remaining affordable by buying our products.

We know the value of environmental sustainability in the current industrial field. That’s why the used engine oil recycling machine we developed is trying to include everything, especially environmental issue. At more than 99.9% purity in gas separation for H₂/N₂, our products allow companies to achieve their sustainability objectives without jeopardizing efficiency and competitiveness.

If the buyer want to use the used engine oil refining equipment, WANRONG is his best choice, because with WANRONG used engine oil refining device,(Suppliers) used engine oil consumption can improve effiency! We construct our washing plant machines to achieve a high level of recovery and a product that is easy to sell, meaning the best return for our customers. You can organize your operations with our answers and become staple in the industry.
Our close cooperation with top research institutes like Sinopec Shanghai and Nanjing Chemical Research Institute ensures continuous technological advancement, validated through rigorous simulation using Aspen and Plant 3D, keeping us at the forefront of hydrocarbon processing and environmental solutions.
We provide customized, turnkey EPC/EPCC solutions—from design and simulation to fabrication, testing, and commissioning—supported by a worldwide service network to ensure efficient, reliable project execution for clients across Asia, Africa, the Middle East, and beyond.
We offer advanced, integrated technologies across the hydrocarbon value chain—from waste oil regeneration, crude oil hydrogenation, and high-purity gas separation to API-certified base oil production—enabling clients to achieve both profitability and environmental compliance.
Adhering to stringent international standards (ASME, PED, ISO, API) and implementing a full-cycle QC system with 217+ checkpoints, we ensure every piece of equipment meets exacting specifications for performance, safety, and durability in global markets.