Mbiri ya Chipewa cha Udzu

Chigawo cha Tancheng chakhala chikulima ndi kugwiritsa ntchito udzu wa Langya kwa zaka zoposa 200. Mu 1913, motsogozedwa ndi Yu Aichen, wobadwira ku Tancheng, ndi Yang Shuchen, wobadwira ku Linyi, Yang Xitang, wojambula wochokera ku Sangzhuang, Matou Town, adapanga chipewa cha udzu ndipo adachitcha "chipewa cha udzu wa Langya". Mu 1925, Liu Weiting wa ku Liuzhuang Village, Gangshang Town adapanga njira yoluka udzu umodzi.，tnjira yoluka udzu umodzi kawiri,kupangaing njira imeneyi inalowa mu njira yoluka. Mu 1932, Yang Songfeng ndi ena ochokera ku Matou Town anakhazikitsa Langya Straw Hat Production and Distribution Cooperative, ndipo anapanga mitundu itatu ya zipewa: pamwamba pathyathyathya, pamwamba pozungulira, ndi chipewa chamakono.

 Mu 1964, Industrial Bureau of Tancheng County idakhazikitsa bungwe loluka udzu m'mudzi wa Xincun Township. Katswiri Wang Guirong adatsogolera Ye Rulian, Sun Zhongmin ndi ena kuti achite zatsopano paukadaulo woluka, kupanga udzu woluka kawiri, chingwe cha udzu, udzu ndi hemp, kukonza mtundu woyambirira wa udzu kukhala utoto, kupanga mapangidwe opitilira 500 monga maluwa a mesh, maso a tsabola, maluwa a diamondi, ndi maluwa a Xuan, ndikupanga zinthu zambirimbiri monga zipewa za udzu, masilipi, zikwama zam'manja, ndi zisa za ziweto.

 Mu 1994, Xu Jingxue wochokera ku Gaoda Village, Shengli Town adakhazikitsa Gaoda Hat Factory, ndikuyambitsa raffia yolimba ngati zinthu zoluka, kukulitsa mitundu yazinthuzo, ndikuyika zinthu zamakono, zomwe zimapangitsa kuti zinthu zoluka udzu wa Langya zikhale zogulitsa zamakono. Zogulitsazi zimatumizidwa makamaka kumayiko ndi madera opitilira 30 kuphatikiza Japan, South Korea, United States, ndi France. Zasankhidwa kukhala "Zogulitsa Zodziwika Kwambiri" ku Shandong Province ndipo zapambana kawiri "Mphoto ya Maluwa Hundred" ya Zaluso ndi Zaluso za Shandong Province.