皮革行业似乎处于一个十分尴尬的阶段。一方面，皮革制品已经成为人们日常消费的必需品之一，而且消费档次日见攀升；另一方面，从皮革结构、皮化材料和制革工艺来看，人们的认识却仍然很原始。与手工作坊相比，使用现代机械的制革工厂不过是它的“升级版”而已。现代皮革... The leather industry seems to be in a very embarrassing phase. On the one hand, leather products have become one of the necessities for people’s daily consumption, and the level of consumption is on the rise. On the other hand, from the point of view of leather structure, leather materials and tanning process, people’s understanding is still primitive. Compared to the hands-on workshops, the tanning factories using modern machinery are nothing but “upgraded versions” of it. Modern leather...