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由于自行车内胎质量差而向消费者协会的投诉事件日益增多。例:有一消费者购新内胎用后不久就发生橡胶的接缝处有许多砂粒大小的洞,补胎后,第二次又发生漏气,
Due to the poor quality of bicycle inner tube to the Consumer Association complaints increasing. Example: There is a lot of grit-size holes in the seams of rubber at the seam of a consumer who bought a new tube soon after birth. After the tire replacement, the second leak occurred again.