The Sensex at the Bombay Stock Exchange rose by 25 points in early trade today, touching a new two-year high of 20,129 points. The rise was on sustained buying by funds, on strong third quarter earnings posted by corporates, amid a firming trend in the Asian region. The 30-share index had gained nearly 284 points in the previous three sessions.In the Asian region, Hong Kong's Hang Seng index and Japan's Nikkei were marginally up in the morning trade today.