1.In 2004, State Grid Corporation began to promote its brand. The original State Grid logo consists of a flat spherical logo and "State Grid" in Chinese and English. As shown below: 2. In 2006, State Grid Corporation of China revised the VI Manual for the second time, and revised and improved the defects in the first edition of the VI Manual.

3. In 2009, State Grid Corporation revised the VI Manual for the third time and released the third edition of the State Grid Brand Promotion and Application Manual. This edition changes the spherical symbol of State Grid into a three-dimensional symbol, which is widely used in places such as lintels and landmarks of State Grid Corporation and subordinate units at all levels. State grid plane sign

In 4.20 10, the marketing department of state grid corporation issued the version of "manual for the construction of standardized power supply business of state grid corporation (20 10)", which clearly stated and stipulated the details related to the logo of state grid, such as office furniture, lintels, office supplies and decoration, and promoted the image unification of power supply business halls at all levels.

5.20 1 1 The International Liaison Department of State Grid Corporation issued the "Handbook on the Promotion and Application of State Grid Brand Slogan Combination Logo". In the manual, VI, the third edition of 2009, was partially revised, and the element "You use electricity, I care" was added. Some products of State Grid, such as convenience umbrellas, paper cups, self-adhesive stickers and outdoor advertising flags, have been adjusted accordingly to make them more in line with the needs of brand communication.