Pre-drilling engineering

Grade B for offshore engineering prospecting;

Grade A for engineering design: oil & natural gas industries (offshore petroleum projects), marine industries (offshore projects), construction industries (construction projects), and public projects and environment relevant projects;

Grade B for engineering design: marine industries (onshore projects); chemical, petro-chemical and medical industries; machinery industry; air and water pollution prevention industry;

Grade A for engineering consulting: oil and natural industry, harbor and river engineering industry, construction industry, and public projects;

Grade A for project survey: project survey;

Grade A for Engineering Cost Consultation;

Grade A1, A2 and A3 for special tools (Pressure Vessel) design.

Grade A of Project Supervision: building construction engineering, chemical & oil projects, and public projects;

Grade B of Project Supervision: electric power engineering

Grade III of industrial waste water;Grade III of household waste water

Grade I for General Construction Contracting: chemical & oil projects, construction projects, road construction projects, hydraulic & hydro-power projects, and public projects;

Grade II for General Construction Contracting: mechanical & electrical equipment installation projects, harbor & channel projects, electric power projects;

Grade I for Professional Construction Contracting: offshore oil projects, fire prevention projects, steel structure projects, building decoration & fitment projects, anticorrosion & heat preservation projects, subgrade and foundation projects, and construction of roads & bridges;

Grade II for Professional Construction Contracting: installation of construction projects’ mechanical & electrical equipment, and power transmission and transformation projects;

Grade A1, A2 and A3 for special tools (Pressure Vessel) manufacturing;

ASME U Stamp (granted by the American Society of Mechanical Engineers), NBR Certificate (granted by the National welding industry association), and APIQ1 Certificate (granted by the American Petroleum Association);

Permit of special equipment installation, modification and maintenance: boilers, pressure pipelines, plugging of oil/gas transmission pipelines under pressure, and anti-corrosion operation on pipeline sites.

Certified with the ISO9000 quality system, the ISO14000 environment management system and OHSAS18000 occupational health & safety management system.