Recently, the State Administration for Market Regulation (Standardization Administration of China) approved and released 555 recommended national standards—including *Fasteners — Hexagon head bolts with hole in head — Part 2: Reduced shank — Grade B*—and one amendment to a recommended national standard. According to incomplete statistics, the (relevant) standards pertaining to the wire and cable industry are as follows:

GB/T 3048.8-2025

Chinese Title: Test methods for electrical properties of wires and cables — Part 8: AC voltage test

Implementation Date: 2026-05-01

GB/T 3048.11-2025

Chinese Title: Test methods for electrical properties of wires and cables — Part 11: Test for dielectric loss tangent

Implementation Date: 2026-05-01

GB/T 3048.12-2025

Chinese Title: Test methods for electrical properties of wires and cables — Part 12: Partial discharge test

Implementation Date: 2026-05-01

GB/T 3048.13-2025

Chinese Title: Test methods for electrical properties of wires and cables — Part 13: Impulse voltage test

Implementation Date: 2026-05-01

GB/T 6109.1-2025

Chinese Title: Enamelled round winding wires — Part 1: General requirements

Implementation Date: 2026-05-01

GB/T 6109.5-2025

Chinese Title: Enamelled round winding wires — Part 5: Class 180 polyesterimide enamelled round copper wire

Implementation Date: 2026-05-01

GB/T 6109.11-2025

Chinese Title: Enamelled round winding wires — Part 11: Class 155 polyamide-composite direct-solderable polyurethane enamelled round copper wire

Implementation Date: 2026-05-01

GB/T 6109.17-2025

Chinese Title: Enamelled round winding wires — Part 17: Class 180 self-bonding direct-solderable polyesterimide enamelled round copper wire

Implementation Date: 2026-05-01

GB/T 6109.22-2025

Chinese Title: Enamelled Round Winding Wire — Part 22: Class 240 Aromatic Polyimide Enamelled Round Copper Wire

Effective Date: 2026-05-01

GB/T 6109.23-2025

Chinese Title: Enamelled Round Winding Wire — Part 23: Class 180 Solderable Polyurethane Enamelled Round Copper Wire

Effective Date: 2026-05-01

GB/T 7424.3-2025

Chinese Title: Optical Fibre Cables — Part 3: Sectional Specification — Outdoor Cables

Effective Date: 2026-02-01

GB/T 11026.3-2025

Chinese Title: Electrical Insulating Materials — Thermal Endurance — Part 3: Instructions for Calculating Thermal Endurance Characteristic Parameters

Effective Date: 2026-05-01

GB/T 11026.7-2025

Chinese Title: Electrical Insulating Materials — Thermal Endurance — Part 7: Determination of the Relative Temperature Index (RTI) of Insulating Materials

Effective Date: 2026-05-01

GB/T 11026.8-2025

Chinese Title: Electrical Insulating Materials — Thermal Endurance — Part 8: Determination of the Thermal Endurance Index (TI and RTI) of Insulating Materials Using the Fixed Time Procedures

Effective Date: 2026-05-01

GB/T 13029.1-2025

Chinese Title: Electrical Installations in Ships — Part 1: Selection and Installation of Cables

Effective Date: 2026-05-01

GB/T 13849-2025

Chinese Title: Polyolefin Insulated, Moisture Barrier, Polyolefin Sheathed Communication Cables for Frequencies up to and Including 1 MHz

Effective Date: 2026-05-01

GB/T 18015.2-2025

Chinese Title: Multi-core Symmetrical Cables with Twisted Pairs or Star Quads for Digital Communications — Part 2: Symmetrical Cables with Twisted Pairs or Star Quads Having Transmission Characteristics up to 100 MHz — Horizontal Cabling Cables — Sectional Specification

Implementation Date: 2026-05-01

GB/T 18015.3-2025

Chinese Title: Multi-core Symmetrical Cables with Twisted Pairs or Star Quads for Digital Communications — Part 3: Work Area Cabling Cables — Sectional Specification

Implementation Date: 2026-05-01

GB/T 18015.4-2025

Chinese Title: Multi-core Symmetrical Cables with Twisted Pairs or Star Quads for Digital Communications — Part 4: Vertical Cabling Cables — Sectional Specification

Implementation Date: 2026-05-01

GB/T 18015.5-2025

Chinese Title: Multi-core Symmetrical Cables with Twisted Pairs or Star Quads for Digital Communications — Part 5: Symmetrical Cables with Twisted Pairs or Star Quads Having Transmission Characteristics up to 1000 MHz — Horizontal Cabling Cables — Sectional Specification

Implementation Date: 2026-05-01

GB/T 18015.6-2025

Chinese Title: Multi-core Symmetrical Cables with Twisted Pairs or Star Quads for Digital Communications — Part 6: Symmetrical Cables with Twisted Pairs or Star Quads Having Transmission Characteristics up to 1000 MHz — Work Area Cabling Cables — Sectional Specification

Implementation Date: 2026-05-01

GB/T 18015.21-2025

Chinese Title: Multi-core Symmetrical Cables with Twisted Pairs or Star Quads for Digital Communications — Part 21: Horizontal Cabling Cables — Blank Detail Specification

Implementation Date: 2026-05-01

GB/T 18015.31-2025

Chinese Title: Multi-core Symmetrical Cables with Twisted Pairs or Star Quads for Digital Communications — Part 31: Work Area Cabling Cables Blank Detail Specification

Effective Date: 2026-05-01

GB/T 18015.41-2025

Chinese Title: Multi-core symmetric cables with twisted pairs or quads for digital communications — Part 41: Vertical wiring cables — Blank detail specification

Effective Date: 2026-05-01

GB/T 18213-2025

Chinese Title: Guidelines for the calculation of DC resistance of uncoated and coated copper conductors for low-frequency cables and wires

Effective Date: 2026-05-01

GB/T 20841-2025

Chinese Title: Heating cables for comfort heating and ice prevention applications with a rated voltage of 300/500 V and below

Effective Date: 2026-05-01

GB/T 26171-2025

Chinese Title: Test methods for specialized equipment for wires and cables

Effective Date: 2026-05-01

GB/T 31840.1-2025

Chinese Title: Extruded insulated power cables with aluminium alloy conductors for rated voltages from 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV) — Part 1: Cables for rated voltages of 1 kV (Um = 1.2 kV) and 3 kV (Um = 3.6 kV)

Effective Date: 2026-02-01

GB/T 31840.2-2025

Chinese Title: Extruded insulated power cables with aluminium alloy conductors for rated voltages from 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV) — Part 2: Cables for rated voltages from 6 kV (Um = 7.2 kV) to 30 kV (Um = 36 kV)

Effective Date: 2026-02-01

GB/T 31840.3-2025

Chinese Title: Extruded Insulated Power Cables with Aluminum Alloy Conductors for Rated Voltages from 1 kV (Um = 1.2 kV) up to 35 kV (Um = 40.5 kV) — Part 3: Cables for Rated Voltage 35 kV (Um = 40 kV)

Effective Date: 2026-02-01

GB/T 33594-2025

Chinese Title: Cables for Charging Electric Vehicles

Effective Date: 2026-05-01

GB/T 33596-2025

Chinese Title: Electrical Installations in Ships — Insulating and Sheathing Materials for Power, Control, Instrumentation, and Communication Cables for Marine and Offshore Facilities

Effective Date: 2026-05-01

GB/T 43556.3-2025

Chinese Title: Maintenance Techniques for Optical Fiber Cable Lines — Part 3: Optical Cable Identification Based on Optical Sensing Technology

Effective Date: 2026-05-01

GB/T 46331-2025

Chinese Title: Optical Cables for Direct Buried Installation

Effective Date: 2026-05-01

GB/T 46343.1-2025

Chinese Title: Aircraft — Nickel-Chromium/Nickel-Aluminum Thermocouple Extension Cables — Part 1: General Requirements and Tests for Conductors

Effective Date: 2026-05-01

GB/T 46343.2-2025

Chinese Title: Aircraft — Nickel-Chromium/Nickel-Aluminum Thermocouple Extension Cables — Part 2: General Requirements and Tests for Terminations

Effective Date: 2026-05-01

GB/T 46343.3-2025

Chinese Title: Aircraft — Nickel-Chromium/Nickel-Aluminum Thermocouple Extension Cables — Part 3: Dimensions of Crimp-Type Ring Terminals

Effective Date: 2026-05-01

GB/T 46343.4-2025

Chinese Title: Aircraft — Nickel-Chromium/Nickel-Aluminum Thermocouple Extension Cables — Part 4: Dimensions of Crimp Contacts

Effective Date: 2026-05-01