1. VBOLT
VBOLT is a China-based manufacturer offering waste oil to diesel distillation equipment and other related waste oil recycling equipment. Its visible product range includes used oil to diesel plants, used oil to base oil plants, oil purification systems, and solvent extraction refining equipment.
This product coverage makes it relevant in discussions around waste oil to diesel equipment manufacturers in China, especially for buyers comparing suppliers across different processing routes and project types. (VBOLT)
2. Henan Doing
Henan Doing is one of the more visible names in China’s waste oil distillation and broader recycling equipment market. Public pages show that the company offers waste oil to diesel plants and describes the equipment as suitable for converting waste engine oil, black oil, waste lubricating oil, pyrolysis oil, crude oil, and similar feedstocks into diesel through distillation technology. (waste oil to diesel)
For buyers who also compare pyrolysis-related lines and supporting environmental equipment, Doing often appears in sourcing research because of its broad product visibility.
3. Jinxinsheng Environmental
Jinxinsheng Environmental is another name worth checking in this segment. Its public product presentation shows waste oil distillation plants designed to process waste engine oil, waste tyre pyrolysis oil, and waste plastic pyrolysis oil into diesel. That makes it relevant for buyers who want a supplier active in both direct waste oil recovery and pyrolysis-oil upgrading. (jept.com.cn)
This can be particularly useful when a project is not limited to one narrow raw material type.
4. Shangqiu Aotewei Environmental
Shangqiu Aotewei appears in public listings and company pages with multiple offers related to waste oil distillation machines, crude oil to diesel purification plants, and pyrolysis oil to diesel equipment. Its product visibility suggests a stronger emphasis on practical commercial machine offerings for buyers comparing different refining and deodorization options. (Sqatw)
For buyers who are actively shopping platforms and want to compare configurations quickly, Aotewei is a name that shows up often enough to merit attention.
5. Henan Lanning Technology
Henan Lanning Technology promotes waste oil distillation machines and broader waste processing machinery, including pyrolysis-related equipment. Public company and product pages indicate that Lanning processes waste engine oils, black oils, used oils, and related materials into better-quality oils, diesel, or base oil, depending on configuration. (Lanning Recycling)
That makes it relevant for buyers looking for a supplier that sits across both fuel-recovery and refining-oriented applications.
6. Chongqing Nakin Electromechanical
Chongqing Nakin Electromechanical is visible on Alibaba with products such as waste motor oil to diesel distillation machines and used engine oil recycling plant equipment. While the public-facing information is more marketplace-driven, it still places Nakin in the shortlist for buyers comparing China-based suppliers in the used-oil-to-diesel segment. (oil-purifier.en.alibaba.com)
This kind of supplier can be useful during early-stage quote comparison, especially for standard machine inquiries.
7. Chongqing Meiheng Electric & Machinery
Chongqing Meiheng is another company with repeated visibility in waste oil recycling and diesel machine listings. Public marketplace pages show offers related to waste oil to diesel machines, used motor oil recycling machines, and engine oil recycle machines. (cqmeiheng.en.alibaba.com)
For buyers sourcing through B2B platforms rather than only independent websites, Meiheng is a name that tends to appear in the comparison set.
8. Shangqiu Harmony Machinery Manufacturing
Shangqiu Harmony Machinery Manufacturing describes itself as a professional manufacturer engaged in environmental machines, including waste oil distillation machines as well as pyrolysis equipment. Public information points to an established manufacturing profile with activity in waste-processing machinery. (sqxhjx.en.made-in-china.com)
It may be a practical option for buyers who want to compare Shangqiu-based manufacturers beyond the most frequently quoted names.
9. Sihai Energy Technology
Sihai Energy Technology positions itself as a pyrolysis plant manufacturer with over twenty years of experience and also references vacuum oil distillation plants that refine waste crude oil, engine oil, tire oil, plastic oil, motor oil, and lube oil. (sihaienergytech.com)
Although its positioning is broader than waste oil to diesel alone, it still belongs in a shortlist where buyers want to compare fuel-recovery and waste-to-oil related engineering capability.
10. Realtop
Realtop publicly presents waste oil distillation plants that can process waste engine oil, tyre oil, plastic oil, waste lubrication oil, and crude oil, with diesel as the stated output. Its product pages also emphasize safety structure and application range. (realtopenergy.com)
That makes it another name worth scanning when buyers want a broader supplier comparison across distillation-focused equipment makers in China
