Lu Ban ruler was summed up with a thousand lifetimes to measure bad and good in feng shui houses, furniture, repaired houses or repaired objects to bring many talents to with family more. The use of Lu Ban ruler to repair or carpentry furniture such as cabinets, ordinary chairs, ... the owner can completely choose the beautiful size, fortune, "golden parameters" exactly as the owner wants. Now the hole - the quintessence of the master of carpentry and construction of the vast Chinese nation of t