"Wufangzhai" idakhazikitsidwa mu 1921 ndipo ndi gulu loyamba la "Chinese Time-honored Brands" mdziko muno. M'magawo ake akupanga ku Chengdu, kampani yathu ili ndi zida zonse zoyezera nthunzi ndi makina owonetsera digito zimapereka maziko othandiza pakuyezera mtengo wa nthunzi m'fakitale, ndikupulumutsa makasitomala ndalama zambiri zopanda phindu pakusintha kopulumutsa mphamvu.
