Business scope: Building Materials,
Metallic Material,
Office Supplies,
Production,
Sale,
Technical Services,
Technology Transfer,
Technical Consulting,
Chemical Products,
Instrumentation,
Equipment,
Oil Drilling,
Computer Hardware And Software And Equipment,
Sales Of General Labor Insurance Products,
Research And Development,
Logging,
Rubber Products,
Security Product,
Decorative Material,
Drilling Project Design,
Oilfield Engineering
...