Когда мы начинали, качество нашей п

Когда мы начинали, качество нашей продукции было ниже, чем у конкурентов, поэтому нам пришлось финансировать научные разработки.

Результаты (английский) 1:

When we started out, the quality of our products has been lower than that of competitors, so we had to finance the research.

Результаты (английский) 2:

When we started, the quality of our products was lower than our competitors, so we had to fund research and development.

Результаты (английский) 3:

When we started, the quality of our products has been less than that of competitors, so we had to finance research.