When a piece of code runs slow, the way to address that is to use a profiler to figure out where the slowness is coming from.
Perhaps it's worth trying to track what's the bottleneck in your workflow, compared with someone who is "faster", and then figuring out ways to remove those bottlenecks.
Perhaps it's worth trying to track what's the bottleneck in your workflow, compared with someone who is "faster", and then figuring out ways to remove those bottlenecks.