"David Chan" is an American violinist, and a concertmaster of the Metropolitan Opera/Metropolitan Opera Orchestra.

More David Chan on Wikipedia.

We agreed to show them the plans. We just wanted to see what they are looking for. Mr. Liu said if we could do something for them and it's not costing us, why not do it?

For safety, the helmet is the most important equipment to protect your noggin.

I've hit a tree and flew off my bike; tumbled down a hill and landed on rock.