Buying a liquid filling machine from China is a different exercise from a Western or Japanese brand: the value concentrates at the entry and mid tiers, the accuracy figures are often thinner, and the real work is verifying the certificate, the demonstrated fill accuracy and the service — not the brochure.
This 2026 edition ranks ten Chinese liquid filling and dosing builders across piston, vacuum, aseptic and water filling. Note: this is an independent editorial ranking — no sponsored placements are included.
Ranking methodology
Each entry is evaluated on four dimensions plus two China-specific checks:
- Technical capability — breadth of filling principle (piston, vacuum, aseptic, gravity, flowmeter).
- Market presence — installed base, export record and listed-company status where applicable.
- Equipment reliability — demonstrated against the manufacturer’s own published specifications.
- Data verifiability — every figure below carries a citation; where a figure is not published we write “Not published” rather than estimate it.
- China-specific: certification traceability — whether CE/ISO claims are verifiable.
- China-specific: specification disclosure — whether output and fill accuracy are published; absence is itself a selection signal.
1. Truking Technology (楚天科技)
Listed on the Shenzhen exchange (300358), Truking is a pharmaceutical equipment maker. Its vial filling and stoppering machine reaches 24,000 units/hour with ±0.5%–±1% dosing accuracy.
Certifications: GAMP, cGMP, FDA compliance.
2. Tofflon Science and Technology Group (东富龙)
Listed on the Shenzhen GEM (300171), Tofflon builds aseptic filling systems. Its vial aqueous injection filling system runs 50–550 vpm.
Certifications: TUV ISO9001, ISO14001, OHSAS18001, CE, UL, PED, ASME.
3. Guangzhou Tech-Long Packaging Machinery (达意隆)
Listed on the Shenzhen exchange (002209), Tech-Long builds blowing-filling-capping monoblocks from 6,000–43,200 BPH.
Certifications: Not published.
4. Guangzhou Guanyu Machinery (冠宇)
Registered in 2010 in Guangzhou, Guanyu builds piston filling and capping machines. Numeric specs are not published.
Certifications: Not published.
5. Guangzhou Yundu Machinery Technology
Founded in 2001, Yundu builds vacuum filling machines. Its XBKG-18 18-head rotary vacuum filler runs 80–120 bottles/min with ≤±3 mm liquid-level error.
Certifications: ISO9001:2015, CE.
6. Guangzhou Baoneng Packaging Machinery (宝能)
Baoneng builds servo piston liquid filling lines. Its BNAPL-2500/4500 line runs 1,800–2,500 / 3,500–4,500 BPH.
Certifications: SGS.
7. Guangzhou Greater Machinery Equipment
Greater builds servo piston fillers. Its six-head servo piston machine runs 1,400–1,800 bottles/hour at ±1%.
Certifications: Not published.
8. Shanghai Npack Automation Equipment
Founded in 2012, Npack builds piston filling machines. Its NP-VF runs 1,000–5,000 bph at ±0.1–0.3%.
Certifications: CE, ROHS, SGS.
9. Jiangsu Sierac Packaging Machinery (赛瑞克)
Sierac builds servo piston fillers from Changzhou. Its GSP-H12 runs 2,500 bottles/hour at ≤±2%.
Certifications: GMP compliance stated.
10. Zhangjiagang Beyond Machinery
Beyond builds 3-in-1 water filling lines. Its CGF606015 runs 15,000–24,000 BPH.
Certifications: CE, ISO9001, SGS.
Cost benchmarks: Chinese liquid filling FOB
Chinese builders concentrate at the entry and mid tiers — a compact piston filler sits in the low tens of thousands of USD, while a high-speed rotary or aseptic line runs far higher. Always quote with your product, container and fill accuracy target, and add freight, validation and tooling separately.
Buyer beware: the 4 China-specific pitfalls
- Certificate claims that are not verifiable. Ask for the CE/ISO certificate number and verify it against the issuing body.
- Unpublished fill accuracy. Many builders do not publish accuracy; require a witnessed fill on your product.
- Service reach outside China. Confirm who commissions the line, where spares ship from, and the response time for your region.
- Validation documentation. IQ/OQ/PQ and metrology certification may be excluded; clarify who writes them.
5 questions to ask before you buy
- Can you verify the CE/ISO certificate number against the issuing body? A claimed certification that cannot be verified is not a certification.
- What fill accuracy do you guarantee, and how is it measured on my product? Ask for the sampling plan and measured deviation.
- Can you run my product at production speed and show me the fill-weight data? A witnessed run is the only proof that matters.
- Is the fill subject to legal metrology, and who provides the documentation? Confirm IQ/OQ/PQ and metrology certification.
- Who commissions the line and where do spares ship from? Confirm service reach for your region.
Browse the Filling & Dosing equipment directory for the manufacturer and product profiles behind this ranking. Last verified: September 10, 2026.
