Haida Packaging Instruments] Focus on: R&D and production of carton compression testing machines, packaging drop machines, simulated transport vibration test benches, cardboard bursting strength and other instruments for 18 years. It has its own laboratory and provides a full range of product prices and quotations. Factory direct sales support non-standard customization.

Jinan Zhuyan Instrument Equipment Co., Ltd. specializes in manufacturing various testing instruments including adhesion testers and absorption speed testers.