if so then meaning in Chinese

假如这样的话
若是如此

Sue : if so then i will add you to my family tree
苏茜：如果是那样的话，我会把你添到我的家谱里。
Kindly confirm if you can supply us all these items and if so then please let us have your best prices based on fob , mentioning port of loading as well as the volume of the quantities that we have given
请确认是否可以提供所有这所有货号的产品，如果可以，请报最佳的fob价并写明装运港以及我们给的订量的总体积。