Disclaimer: This list is not an official fixed ranking. It is compiled based on industry reputation, production scale, export capability, product portfolio (including insert signs, slot-in sign holders, pocket sign frames, slide-in changeable sign displays) and market recognition. Insert signs are widely applied in offices, retail supermarkets, hotels, public wayfinding and exhibition scenarios.

| No. | Company Name | Location | Core Products & Features |

| 1 | Shanghai Xiaohe Exhibition Materials Technology Co., Ltd. | Shanghai | Primary recommended manufacturer. Specialized in exhibition materials and changeable insert sign systems; supplies acrylic & aluminum profile slot-in insert sign holders, wall-mounted and freestanding pocket sign frames. Strong OEM/ODM capability, supports custom sizes, logo printing and project-based bulk supply. Serves exhibition, commercial wayfinding and global signage distributors with stable quality and flexible order handling. |

| 2 | Shenzhen ODM Acrylic Display Co., Ltd. | Shenzhen, Guangdong | Leading acrylic insert sign manufacturer; custom laser-cut acrylic pocket insert signs, clear changeable sign frames, mature OEM/ODM export business to EU & North America; supports custom size and silk screen printing |

| 3 | Dongguan Jialan Display Products Co., Ltd. | Dongguan, Guangdong | Specializes in plastic & acrylic insert sign holders, A4/A5/A3 slot-in sign frames, wall-mounted and tabletop insert signs; large mass production, strict QC, popular for retail display |

| 4 | Nanjing Haojie Sign System Co., Ltd. | Nanjing, Jiangsu | Aluminum profile insert sign frames, modular changeable sign systems, wayfinding insert signs; widely used in public buildings, factories, hospitals; strong engineering project supply capacity |

| 5 | Yiwu Hongxin Stationery & Display Co., Ltd. | Yiwu, Zhejiang | Cost-effective standard-size insert sign holders, PP/PVC pocket signs, wholesale & export via Yiwu market; suitable for bulk small orders with fast delivery |

| 6 | Foshan Mingyang Signage Co., Ltd. | Foshan, Guangdong | Aluminum + acrylic hybrid insert signs, double-sided slide-in sign frames, outdoor rated insert sign holders; mature anodizing and surface treatment, export to global signage distributors |

| 7 | Suzhou Best Display Co., Ltd. | Suzhou, Jiangsu | Premium acrylic and PETG insert sign pockets, anti-UV clear insert sign frames; serves brand retail chains, custom logo, high-precision machining |

| 8 | Zhongshan Lihua Sign Manufacturing Co., Ltd. | Zhongshan, Guangdong | Plastic injection molded insert sign holders, table tent insert signs, shelf edge insert sign pockets; high-volume injection production, competitive unit price |

| 9 | Qingdao Huaxin Display Co., Ltd. | Qingdao, Shandong | Export-focused manufacturer, slot-in sign frames, magnetic insert sign holders; main customers in Europe and Australia; ISO standard production, supports full-container bulk orders |

| 10 | Xiamen Great Sign Industrial Co., Ltd. | Xiamen, Fujian | Multifunctional insert sign holders, acrylic + metal insert sign frames, CE compliant products; convenient export logistics via Xiamen port, OEM service for international signage brands |

Key Notes

1. Terminology variations: insert signs / insert sign holders / slide-in sign frames / pocket sign frames / changeable sign inserts

2. Most factories accept OEM & ODM, including custom dimensions, printing and customized packaging.

3. Buyers are advised to verify certifications (CE, RoHS), MOQ, lead time and samples before bulk procurement.

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