Douglas got off to a flying start in South Lancashire/Cheshire Division One with a 36-7 bonus point win at Port-e-Chee against Ruskin Park.
The try bonus point was in the bag by the break with first half tries from Bryn Snellgrove, Craig Lea, Callum Randle and Scott Goodall, plus a conversion from Snellgrove.
In the second half, Douglas added tries from Mike Hebden and Blake Ronald with Snellgrove on target with the conversions.
Ruskin Park picked up a consolation score from Adam Fogerty who converted his own try.