Isikhokelo sofakelo lwevalvu yebhola yaseTshayina: indawo yofakelo, isalathiso kunye nezilumkiso
Ivalve yebhola sisixhobo sokulawula ulwelo olusetyenziswa ngokuqhelekileyo, kwaye indawo yayo yokufaka, isalathiso kunye nezilumkiso zibalulekile ukuqinisekisa ukusebenza okuqhelekileyo kwevalve. Eli nqaku liza kukunika isikhokelo sofakelo lwevalve yebhola yaseTshayina ukusuka kwindawo yobuchwephesha yokujonga ukukunceda ufake ngokuchanekileyo iivalvu zebhola zase China.