Zhengzhou Little Boy Valve Development Co., Ltd. Npe nyob hauv Kawg Caoshan, 25 kilomev nyob hauv Zhengluo 310 National Road. Tsis tas li ntawd xwb. Tej phoojywg GB, JB, ANSI,DIN, BS. Phau ntawv ntsiab pib: valve, valve chaw, (nt) Qhia nrhiav phau tswb, tswb, tshwm, tswb tswb, tswb, xwb Teb. Lawv siv tej tswvyim, tej dab tswj, nrhiav, nrhiav, nrhiav, nrhiav, nrhiav, nrhiav, nrhiav nrhiav, thiab lwm haiv neeg. Lawv sib nrhiav kev siv nrhiav mus rau 30 lub tebchaws hauv tebchaws Europa, Afika, Amerika thiab Asia. Phau Vajlugkub muaj ib lub sijhawm uas tshwm thiab kev tswj kev pab, lossis thawj thawj lossis thawj phau Vajlugkub, thiab muaj kev siv nrhiav taus. Lawv nrhiav tau nrhiav nrhiav, Ntaus nroos nrhiav phau nrhiav nrhiav phau ntawv nrhiav nrhiav nrhiav phau Vajlugkub. Phau ntawv "txwv coob", cov coob coob muaj ib lub sijhawm uas nrhiav thiab nrhiav nrhiav phau. "Vajtswv cob txwv cob thiab tho kev. "Quality thawj, thawj thawj thawj thawj thawj" yog lub coj coj.