Porcelain: the quality of porcelain has direct relationship with the service life of sits implement. If the firing temperature is higher, the quality of porcelain will be better.
瓷质：瓷质的好坏和马桶的寿命有直接的关系，烧成温度越高，瓷质越好。
Porcelain: the quality of porcelain has direct relationship with the service life of sits implement. If the firing temperature is higher, the quality of porcelain will be better.
瓷质：瓷质的好坏和马桶的寿命有直接的关系，烧成温度越高，瓷质越好。
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