By Benjamin Cohen Don't wait until the 2010 Expo for your "Better City, Better Life." Shanghaiist's recommended events are here for you today. Wednesday, April 23rd If you haven't yet heard, the Shanghai Expat Wednesday Night Mixer is held Weekly on the 3rd floor of Malone's. Most drinks are 25rmb. This chance to meet new people and reconnect with old friends lasts from 9pm to midnight. 255 Tong Ren Rd, between Nanjing Rd and Beijing......