Lanrui Technology Co., Ltd., Ruilan Technology Co., Ltd., Ningxia Blue Jiuchuang Advertising Decoration Co., Ltd., etc.
1. The trademark of Lanrui Technology Co., Ltd. is a square with a blue background.
2. The trademark of Ruilan Technology Co., Ltd. is oval in shape and its background color is blue.
3. The trademark of Ningxia Blue Jiuchuang Advertising Decoration Co., Ltd. is rectangular and the background color of the trademark is blue.