Yu Cheng Ceramics belongs to the industrial goods group. This classification is based on the company's primary focus on manufacturing and distributing ceramic products, which are considered industrial goods. Industrial goods are products that are used in the production of other goods or services, rather than being sold directly to consumers for personal use.

The data supporting this classification comes from the company's financial reports and industry analyses. According to the latest annual report of Yu Cheng Ceramics, the majority of its revenue is derived from the sale of ceramic tiles, sanitary ware, and other industrial ceramic products. These products are primarily used in construction, infrastructure, and manufacturing sectors, which are all part of the industrial goods market.

For instance, ceramic tiles are a key component in the construction industry, used for flooring, wall coverings, and other decorative applications. Sanitary ware, such as toilets and sinks, is a staple in the manufacturing of buildings and homes. The fact that Yu Cheng Ceramics' revenue streams are predominantly from these types of products indicates its membership in the industrial goods group.

Additionally, industry reports from market research firms like Grand View Research and MarketsandMarkets have categorized Yu Cheng Ceramics within the industrial goods sector. These reports highlight the company's role in the supply chain of the construction and manufacturing industries, further reinforcing its classification as an industrial goods manufacturer.

In conclusion, Yu Cheng Ceramics belongs to the industrial goods group due to its focus on manufacturing and distributing ceramic products that are integral to the construction and manufacturing sectors. The company's financial reports and industry analyses provide substantial evidence of its membership in this group.