ISO9001
ISO 9001:2015 stipulates that when an organization:
a) Need to demonstrate its ability to consistently provide products and services that meet the requirements of customers and applicable laws and regulations, and
b) The purpose is to improve customer satisfaction through the practical application of the system, including improving the process of the system and ensuring compliance with the requirements of customers and applicable laws and regulations.
Zhanhui is an ISO9001 certified watch manufacturer. We carry out strict quality control management in all stages of production according to iso9001:2015 guidelines to ensure the integrity and quality of all materials and finished products.

SA8000
The sa8000:2014 standard is the leading social certification standard for factories and organizations around the world to prove that they are committed to treating workers fairly in any country and industry.
The elements of SA8000 standard are: child labor - forced or compulsory labor - health and safety - freedom of association and collective bargaining rights - discrimination - disciplinary action - working hours - remuneration - management system. Zhanhui certified watch manufacturer exquisite to improve the workplace and welfare of all employees under the sa8000:2014 standard. Demonstrate our commitment to social responsibility and to treat our employees in an ethical and global manner. It will bring maximum benefits to employees, enterprises and customers. This certification enables us to ensure compliance with global standards and reduce the risk of customer negligence, public exposure and possible litigation.

CE
By affixing the CE mark on the product, the manufacturer declares that the product complies with all the legal requirements of the CE mark and can be sold throughout the EEA (European Economic Area).
The CE mark brings two main benefits to enterprises and consumers within the EEA:
Enterprises know that products with CE mark can be traded in the European economic area without restrictions.
Consumers enjoy the same level of health, safety and environmental protection throughout the European economic area.

All watch parts manufactured by Zhanhui comply with CE standards. Customers can use any watches we produce and resell in the EU market with confidence.

RoHS
EU rules restrict the use of hazardous substances in electrical and electronic equipment to protect the environment and public health.
The EU ROHS stipulates the maximum levels of the following ten restricted substances.
– cadmium (CD): < 100 ppm
– lead (PB): < 1000 ppm
– mercury (Hg): < 1000 ppm
– hexavalent chromium: (CR VI) < 1000 ppm
– polybrominated biphenyls (PBB): < 1000 ppm
– polybrominated diphenyl ether (PBDE): < 1000 ppm
– di (2-ethylhexyl) phthalate (DEHP): < 1000 ppm
– butyl benzyl phthalate (BBP): < 1000 ppm
– dibutyl phthalate (DBP): < 1000 ppm
– diisobutyl phthalate (DiBP): < 1000 ppm
Zhanhui only uses qualified environmental protection parts, including Japanese and Swiss quartz movements, to meet all RoHS regulations.