Water Bottle Lab Test
Before initiating large-scale production for OEM orders, trial production bottles must undergo a comprehensive 45 to 60-day laboratory testing procedure. These test types include physical-chemical, type, and material confirmation tests
Physical Chemical Test
- Overall Migration
- Decoloring test
- Heavy metal
- Phthalate
- Bisphenol A (PBA) Test
- Potassium permanganate

Type Test
- Thermal insulation test
- Volume test
- Drop test
- Salt Spray Test
- Sealing Performance Test
- Sharp Edge Test
- Strength test of back strap
- Backstrap Decolorization test
- Swing impact test
- Stability test
- Test the installation strength
- Silicon coil hardness
- Heat resistance water test for rubber parts
- Test of water odor of cork and container
- Thermal shock test
- Extreme environmental testing
- Dishwasher safe test
- Interlayer leakage test
- Coating Adhesion test
- Wear-resistant test
- Sunscreen Test
- Color compare test
- Paint pencil hardness
- Layer thickness test
- Brine immersion test
- Fouling resistance test
- Ball Drop Test
- Ice shock test
- Strain relief test
- Torsion test
- Anti-slip pad fastness test
- Cup cover and switch life test
- Lid supercharging test
- Air pressure test
- Lid fastening test
- Simulate transport vibration test
- Dop test
- Leak rate detection



Material Confirmation Test
- Stainless Steel Elemental Analysis
- Plastic Elemental Analysis
- Silicon Elemental Analysis
- Paint Elemental Analysis
- Vickers hardness

Verifed by CNAS
Zhejiang Haers Vacuum Containers Co., Ltd.'s Testing Center has successfully passed the qualification assessment and conformity evaluation by the China National Accreditation Service for Conformity Assessment (CNAS). As a result, it has been awarded the CNAS accreditation certificate, officially earning its place among nationally accredited laboratories.
What is CNAS?
The China National Accreditation Service for Conformity Assessment (CNAS) is established and authorized in accordance with the Regulations of the People's Republic of China on Certification and Accreditation, under the approval of the Certification and Accreditation Administration of China (CNCA). It is currently the only institution in China qualified to issue accreditation certificates for nationally recognized laboratories. Additionally, CNAS is a formal member of the International Accreditation Forum (IAF), the International Laboratory Accreditation Cooperation (ILAC), the Asia Pacific Laboratory Accreditation Cooperation (APLAC), and the Pacific Accreditation Cooperation (PAC). Its accreditation system is fully integrated into the international mutual recognition framework.
Your Reliable Stainless Steel Water Bottle Manufacturer

Top-rated quality control
Each production line undergoes multiple inspections to identify any abnormalities, ensuring the utmost quality in every piece.





Five Factories around the Globe
Haers owns five manufacturing bases in China, Thailand, Switzerland, and a new intelligent lighthouse base is under construction.

With most awards and certifications
Haers has earned over 50 international certifications and more than 200 domestic certifications, 684 valid patents.

National-level In-house Lab
Haers has a comprehensive product testing process and the necessary equipment, with its testing capabilities reached at a national level.

Striving toward carbon neutrality
By enhancing production techniques and adopting energy-efficient equipment along with solar power, Haers is committed to achieving carbon neutrality.

Protection Your intellectual property
We emphasize the importance of intellectual property rights, making us the only enterprise in the industry with a customer IP protection system.