Shirkadda, oo ku taal Xuchang, Gobolka Henan - caasimadda wigs ee Shiinaha - waa shirkad xirfad leh oo u heellan cilmi-baarista, horumarinta, wax-soo-saarka, habeynta, iyo iibinta timo-gacmeed-gacmeed oo tayo sare leh iyo timaha timaha qofka dhabta ah.
Muddo sanado ah, shirkaddu waxay nafteeda u hibeysay farshaxan-gacmeed saafi ah oo tolmo leh, iyada oo ilaalinaysa farsamooyinka farshaxanimada dhaqameed. Waxay ku takhasustay alaabada timaha gacanta lagu sameeyo ee qaaliga ah sida timaha timaha ee dhabta ah, daboolka timaha irbadda, balasmada timaha gacmaha lagu tolo, iyo timaha timaha gacmaha lagu tolo. Adeegsiga timaha bini'aadamka ee tayada sare leh ee si taxadar leh loo xushay, alaabtu waxay shaqaaleysiisaa gacma-fudud, sawir-maskaxeed irbad-xirmo ah, iyo dhismo gudaha ah oo la neefsan karo. Faahfaahin kasta waxaa loo sameeyay si sax ah, taasoo keentay in alaabta la dhammeeyo oo leh qaab-dhismeed dabiici ah, xaqiiqo aan fiicneyn, neefsasho fudud, xirasho raaxo leh, iyo adkeysi gaar ah - dhammaantood waxay si dhow ula mid yihiin qaabka timaha asalka ah.