7月28日，她前往济南参加全国图书交易博览会。在图书行业做了18年，疫情过后，她本来期待今年下半年生意好起来，库房已经大量备货，为此做准备。展会还没结束，雨大起来了，她担心之后路不好走，决定提前回涿州。到家后，7月29日16时，涿州市气象灾害防御指挥部启动重大气象灾害（暴雨）Ⅰ级应急响应。

zhangchengshianguodangdideyimingzhongyaocaijidizhongzhinonghu，20duonianqianjiukaishigenzhefuqinxuexizhongyaocaizhongzhi，tadezhongzhijidizhandiyue600mu。zhangchenggaosu《zhongguoxinwenzhoukan》，zhurudancandengyixiezhongyaocaikeyizailengkutunfanghenjiu，danduifangfengdengzhongyaocailaishuo，zhiduotunzailengkuyinianduo，jiuxuyaoliutongchuqu，fouzefangfengdeneixinhuibianhei，huibeishouyaogongsishougou，yongzuoshouyao，jiageyurenyongyaopindejiagexiangchashijibei。张(zhang)程(cheng)是(shi)安(an)国(guo)当(dang)地(di)的(de)一(yi)名(ming)中(zhong)药(yao)材(cai)基(ji)地(di)种(zhong)植(zhi)农(nong)户(hu)，(，)2(2)0多(duo)年(nian)前(qian)就(jiu)开(kai)始(shi)跟(gen)着(zhe)父(fu)亲(qin)学(xue)习(xi)中(zhong)药(yao)材(cai)种(zhong)植(zhi)，(，)他(ta)的(de)种(zhong)植(zhi)基(ji)地(di)占(zhan)地(di)约(yue)6(6)00亩(mu)。(。)张(zhang)程(cheng)告(gao)诉(su)《(《)中(zhong)国(guo)新(xin)闻(wen)周(zhou)刊(kan)》(》)，(，)诸(zhu)如(ru)丹(dan)参(can)等(deng)一(yi)些(xie)中(zhong)药(yao)材(cai)可(ke)以(yi)在(zai)冷(leng)库(ku)囤(tun)放(fang)很(hen)久(jiu)，(，)但(dan)对(dui)防(fang)风(feng)等(deng)中(zhong)药(yao)材(cai)来(lai)说(shuo)，(，)至(zhi)多(duo)囤(tun)在(zai)冷(leng)库(ku)一(yi)年(nian)多(duo)，(，)就(jiu)需(xu)要(yao)流(liu)通(tong)出(chu)去(qu)，(，)否(fou)则(ze)防(fang)风(feng)的(de)内(nei)芯(xin)会(hui)变(bian)黑(hei)，(，)会(hui)被(bei)兽(shou)药(yao)公(gong)司(si)收(shou)购(gou)，(，)用(yong)作(zuo)兽(shou)药(yao)，(，)价(jia)格(ge)与(yu)人(ren)用(yong)药(yao)品(pin)的(de)价(jia)格(ge)相(xiang)差(cha)十(shi)几(ji)倍(bei)。(。)