大的塑料托盘生产厂家开始扩张，小的塑料托盘厂家逐年增多，一时间托盘市场竞争力逐步增大。
Large plastic tray manufacturer begins to dilate, small plastic tray manufacturer is increasing year by year, a time tray market competition gradually increased.
从2005年开始，相关设备厂家不断增多，新专利新技术不断涌现。
Since 2005, the number of relevant apparatus producers has been on the increase, and the new techniques and new patents emerge constantly.
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