Company History

2004: Shanghai Laboratory obtained China Metrology Accreditation and qualification of Occupational Health Technology Service Institution

2009: Shanghai Laboratory passes the re-certification of China Metrology Accreditation and qualification of Occupational Health Technology Service

2010: Shanghai Laboratory obtained the qualification of Construction Project Occupational Hazard Evaluation (2A Grade) and the Jiangsu Laboratory

2011: Jiangsu Laboratory obtained the qualification of Jiangsu Occupational Health Technology Service Institution

2012: Shanghai Laboratory obtained the qualification of Shanghai Public Place Health Technology Service Institution

2013: Shanghai OHSA Environment Resources Management Consulting Co., Ltd. renamed to Occupational Health & Safety Assistances Inc., Shanghai

2014: OHSA Headquarter obtained certificate of Safety Assessment Institution

2016: Anhui OHSA obtained certificate of testing and inspection institution qualification accreditation

2018: Fire Internet of Things has become one of the largest sales products

2019: OHSA was elected as a member of the Occupational Health Technical Service Professional Committee of the Chinese Health Inspection Association

Product Center

Pre-evaluation of occupational hazards in construction projects Evaluation on the control effect of occupational......

Regulatory category
Campus Safety Escort Project Shelf safety assessment Respiratory protection suitability test Supply chain chemicals management......

Consulting category
SMART fire safety Chemical management Occupational health monitoring management tool Training management......

Data category
Noise control VOCs (Volatile Organic Compounds) full process solution Energy saving assessment Clean production improvement......

Engineering category