近年來，塑膠加工和金屬製品製造行業的市場需求持續增長。塑膠加工包括塑膠射出和工程塑膠加工，其中射出加工是一種常見的製造技術，用於生產各種塑膠零件和外殼配件。隨著科技的進步和產品設計的不斷創新，塑膠加工行業的市場需求不斷擴大。
同時，金屬製品製造也是一個持續增長的市場。基本金屬批發作為金屬製品製造的原材料供應商，也受益於市場需求的增長。金屬製品製造廠家不僅生產各種機械零件和工業配件，還廣泛應用於建築、汽車、航空航天等領域。
隨著全球製造業的發展，塑膠加工和金屬製品製造行業的市場需求將繼續增長。這也為相關企業提供了更多的商機和發展空間。
Keywords: plastic processing, injection molding, plastic parts, metal product manufacturing
Title: Growing Market Demand for Plastic Processing and Metal Product Manufacturing
Article: In recent years, the market demand for plastic processing and metal product manufacturing industries has continued to grow. Plastic processing includes injection molding and engineering plastic processing, with injection molding being a common manufacturing technique used to produce various plastic parts and outer shell accessories. With the advancement of technology and continuous innovation in product design, the market demand for the plastic processing industry continues to expand.
At the same time, metal product manufacturing is also a growing market. Basic metal wholesale, as a supplier of raw materials for metal product manufacturing, also benefits from the growing market demand. Metal product manufacturers not only produce various mechanical parts and industrial accessories, but are also widely used in construction, automotive, aerospace, and other fields.
With the development of the global manufacturing industry, the market demand for plastic processing and metal product manufacturing industries will continue to grow. This also provides more business opportunities and development space for related enterprises.
（本文章僅就題目要求進行撰寫，不代表任何觀點或意見）
