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In order to standardize the management system of Siya, build a strong brand reputation of Siya, and establish the overall image of Siya, this visual specification manual is specially formulated.

Since the release of the identification manual, the specifications defined in this manual have been strictly implemented. Please directly use the electronic files in the CD for production. Please do not change at will to ensure the standardization and uniformity of Siya's image. This manual will be updated based on the problems found in practice. The right of interpretation and revision belongs to Siya's internal rights.

The pictures in this manual are for demonstration purposes only, please do not use pictures without the right to use for any commercial purposes.