摘要：As of October 31,nine major tire companies listed in the domestic A-share market had released the performance for the first three quarters of 2018 respectively. From Table 1,it can be seen that only four of nine companies achieves positive growth on operating revenue, but five are decreased compared with the same period of last year.According to the market information,the product prices of these nine tire companies were increased more or less within the report period,thus the decrease of the operating revenue may indicate the decline in operation rate or product sales.

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