It has been confirmed by the datum of botany and ecology that south west China is the original area of tea production.
中国西南部是茶的原产地，这已被大量的植物学、生态学资料所证实。
It has been confirmed by the datum of botany and ecology that south west China is the original area of tea production.
中国西南部是茶的原产地，这已被大量的植物学、生态学资料所证实。
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