I can provide you with a list of popular capsule filling machine manufacturers known for producing high-quality machines. Here are 10 reputable manufacturers known for producing capsule filling machines:

- Bosch Packaging Technology
- Capsugel
- IMA Group
- MG America
- ACG Worldwide
- SaintyCo
- Pharmaland Technologies
- Ruian Global Machinery
- Beijing Deco Pharma Machinery
- Shanghai Royal Pharmaceutical Machinery Co., Ltd.
When searching for the best 0 capsule filling machine, it's recommended to visit their websites, explore their product lines, compare specifications, and read customer reviews. Additionally, consider factors such as your specific requirements, budget, and after-sales support when making a final decision.