Chinese restaurants in London warned over immigrant labour

Chinese restaurants in London warned over immigrant labour; ITNENGLAND: London: Chinatown:EXTi/c as along into Chinese restaurantINTChinese restaurant chef cutting meatEXTJoints of meat hanging in restaurant windowChef preparing food (seen thru window)INTRestaurant worker filling teapot as disappearing from shotEXTNeon sign advertising Dim SumGV Chinatown(Chinatown restaurant = 20 secs)INTGoodman sitting at table with Paul Lam (Restaurant supplier)Dishes on tablePaul Lam (Restaurant supplier) interviewed SOT- They can be even more exploited / It doesn't solve problemCUTAWAY Worker wiping restaurant tableCustomers sitting eating in Chinese restaurant (2 SHOTS)Paul Lam (Restaurant supplier) interviewed SOT- It is difficult for trade to sustain, ther's no way they can get enough workers to fill gapEXTGV Chinatown as people away down street