Add punctuation: A manufacturer of 240v led wall washer lww1 at zhongshan karnar lighting electron factory
A: A manufacturer of 240v led wall washer lww-1 at zhongshan karnar lighting & electron factory.

Add punctuation: 387 USD Standard group course Chinese Course 20 lessons per week 50 minutes per lesson
A: 387 USD Standard group course (Chinese Course - 20 lessons per week - 50 minutes per lesson)

Add punctuation: Google Apps provides the Mobile Management piece so people have the devices they need to get work done and information stays secure Learn more
A:
Google Apps provides the Mobile Management piece, so people have the devices they need to get work done, and information stays secure. Learn more.