Both events are a wonderful opportunity for the whole family to learn about and celebrate Lunar New Year.Vietnamese Tet Festival $Saturday & Sunday, Feb 5-611 a.m. - 12 p.m.Santa Clara County Fairgrounds344 Tully Road, San Jose(408) 295-9210http://hoitetfairgrounds.org/Chinese New Year CelebrationSaturday, Feb 121 p.m. to 4 p.m.Fremont Main Library2400 Stevenson Blvd., Fremont(510) 745-1421Free Ho