this video based on poultry farm and in house condition in this video you can see how to manage your flock without sizing problem weight problem in control sheds. this video record in Kasur Pakistan near Lahore (Punjab) Pakistan in house capacity of birds is 22000 total 8 cone fans and 3 feed lines 4 water lines bird age 21 days, controller and overall electric things are QingDao XingYi Electronic Equipment Co.Ltd a china company company website link www.eifhj.cn/xxen/html/main.asp my Facebook account link http://www.facebook.com/sherdilali962 link of poultry page https://web.facebook.com/poultrysupervisors