In doing so they claimed 13 Series points and Pugh is looking to build on that next weekend in the Dubai leg.
"The team really stepped up," he said. "This was new to a lot of them, we had a lot of first time players but it was a brilliant effort and they never gave up.
"We lifted ourselves against a tough French team and the way we beat Samoa was testament to the boys. It is nice to beat England and top our pool, but we didn't step up in the Fiji game and hopefully next week we can go one better.
"Welsh rugby is on a high at the moment and there is no reason it can't drop down to the Sevens level, so it is really good for the youngsters."