▁a ▁divided ▁shield , ▁on ▁the ▁left ▁a ▁red ▁background ▁with ▁an ▁u pr ight ▁golden ▁( yellow ) ▁key ▁and ▁on ▁the ▁right ▁a ▁gold ▁( yellow ) ▁background ▁with ▁three ▁horizontal ▁kn ives . ▁ ▁The ▁three ▁kn ives ▁come ▁from ▁the ▁coat ▁of ▁arms ▁of ▁Mel ch ior ▁von ▁T isch ingen , ▁d ating ▁from ▁ 1 4 6 5 . ▁ ▁The ▁meaning ▁of ▁the ▁key ▁is ▁unknown . ▁ ▁Co at ▁of ▁arms ▁of ▁the ▁villages ▁ ▁See ▁also ▁ ▁Burg ▁Kat zen stein ▁ ▁Schloss ▁T axis ▁ ▁List ▁of ▁cast les ▁in ▁Baden - W ür ttemberg ▁ ▁References ▁ ▁Category : He iden heim ▁( d istrict ) <0x0A> </s> ▁The avy ▁M ok ▁( ; ▁born ▁April ▁ 3 , ▁ 1 9 6 3 ) ▁is ▁the ▁first ▁pl astic ▁sur geon ▁in ▁Camb odia . ▁He ▁received ▁his ▁medical ▁doctor ate ▁in ▁ 1 9 9 0 ▁from ▁the ▁University ▁of ▁Health ▁Sciences , ▁Ph nom ▁Pen h . ▁Since ▁then ▁he ▁has ▁worked ▁in ▁the ▁general ▁surg ery ▁department ▁at ▁the ▁Kh mer - S ov iet ▁Friend ship ▁Hospital . ▁Starting ▁in ▁ 2 0 0 2 , ▁Dr . ▁The avy ▁has ▁served ▁as ▁Medical ▁Director ▁of ▁Operation ▁Sm ile ▁Camb odia . ▁In ▁ 2 0 0 7 , ▁Dr . ▁The avy ▁was ▁awarded ▁the ▁Royal ▁Government ▁of ▁Camb odia ' s ▁Gold ▁Medal ▁of ▁Work ▁for ▁his ▁efforts ▁to ▁develop ▁human ▁resources ▁in ▁Camb odia