Mr. Li is the owner of a small commodity trading company and often helps foreign customers purchase products. The soft test tube brush purchased for foreign customers in the past six months are very bad. After using the products for a period of time, the entire brush will show severe forked filaments and cannot be used again. The customer is very dissatisfied.

After searching, Mr. Li found Mr. Li from Aoqun Brush. After hearing about Mr. Li ’s confusion, Mr. Li immediately told Mr. Li: “Aoqun ’s soft test tube brush are made of pure nylon, with a rebound rate of 99.9%. 1 million times of high-speed friction, no deformation, no filament loss; good aging resistance, no bending, can maintain good performance in different environments, and the soft test tube brush produced by Aoqun has good pulling force, and the pulling force of every 5 filaments is all ＞ 3Kg or more, greatly reducing the frequency of frequent replacement by customers, and effectively saving costs for customers. "Then Mr. Li took the initiative to provide samples to Mr. Li.

Ten days later, Mr. Li called Mr. Li and said, "The soft test tube brush sample provided by your company has been confirmed by customer tests. Through the use of experiments, the elasticity is indeed very good. There is no bending or filament loss. Prove that the quality is really guaranteed. "On the same day, Mr. Li placed an order for 3000 soft test tube brushes.