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(1) SH 3051-1993 \"Terms for Piping Works in Petrochemical Enterprises\"； (2) SH 3052－1993 \"Piping Diagram Symbols for Petrochemical Enterprises\" ； (3) GB 50160-92 \"Code for Fire Protection Design of Petrochemical Enterprises\" (1999 edition) ； (4) GB50058-92 \"Code for Design of Electrical Installations in Explosive and Flammable Environments\" ； (5) SH3012‑2000 General Rules for the Layout Design of Petrochemical Pipelines ； (6) GB 50251-94 \"Code for Design of Gas Pipeline Engineering\" ； (7) GB50235-94 \"Code for Design of Oil Pipeline Engineering\" ； (8) GB50074-2002 \"Code for Design of Oil Depots\" ； (9) GB50041-92 \"Code for Design of Boiler Rooms\" ； (10) SH 3010－2000 \"Code for Thermal Insulation Design of Petrochemical Equipment and Piping\" ； (11) GB50264-97 \"Code for Design of Thermal Insulation of Process Equipment and Piping\" ； (12) SH3022-1999 \"Technical Specifications for Corrosion Prevention Coatings on Petrochemical Equipment and Piping\" ； (13) SH3039－2003 \"General Rules for Seismic Design of Non-buried Pipelines in Petrochemical Industries\" ； (14) SH/T3040-2002 \"Code for Design of Pipelines Accompanying Petrochemical Pipelines and Jacketed Pipes\" ； (15) SH 3041-2003 \"Code for Flexible Design of Petrochemical Pipelines\" ； (16) SH 3059-2001 \"General Rules for the Selection of Materials for Petrochemical Piping Design\" ； (17) SH 3073-1995 \"Code for Design of Supports and Hangers in Pipeline Design of Petrochemical Enterprises\" ； (18) SH 3043-1991 \"Surface Colors and Markings of Equipment and Piping in Petrochemical Enterprises\" ； (19) HGJ 28-90 \"Code for Design of Static Grounding in Chemical Enterprises\" ； (20) GB 50316-2000 \"Code for Design of Industrial Metal Piping\" ；