我们的公司是卖包装机.(when i am introducing product to customer).Translate it.Which is correct?1）I say:"Our company sell packaging machine.".(when i am introducing product to customer).2) I say:"Our company is selling packaging machine.".

我们的公司是卖包装机.(when i am introducing product to customer).Translate it.Which is correct?1）I say:"Our company sell packaging machine.".(when i am introducing product to customer).2) I say:"Our company is selling packaging machine.".
我们的公司是卖包装机.(when i am introducing product to customer).Translate it.
Which is correct?
1）I say:"Our company sell packaging machine.".(when i am introducing product to customer).
2) I say:"Our company is selling packaging machine.".(when i am introducing product to customer).

我们的公司是卖包装机.(when i am introducing product to customer).Translate it.Which is correct?1）I say:"Our company sell packaging machine.".(when i am introducing product to customer).2) I say:"Our company is selling packaging machine.".
选第一个因为表达的是一种一般的状况

当我给顾客介绍产品的时候

如果将第一句的动词改为“sells"就好了。
第二句使用进行式，不太好。

Our company is focus on providing qualified packaging machine