但如果第一年后，贵公司产品的品质确实优良，我们可以再延长合约期限，并逐年增加购买量。

But if your production quality is good after the first year, we could extend the contract and increase our yearly purchases.

youdao

但如果第一年后，贵公司产品的品质确实优良，我们可以再延长合约期限，并逐年增加购买量。

But if your production quality is good after the first year, we could extend the contract and increase our yearly purchases.

youdao