我们认为，龙头养殖企业产能的快速扩张以及行业生物安全防控水平加速提升是能繁母猪主要免疫疫苗批签发数量快速增长的重要原因，而创新型产品的推出带动疫苗渗透率的提升则是伪狂犬和猪圆环疫苗批签发数量快速增长主要原因。当前时点，动保行业正在进入产业升级期，率先建立研发优势的企业有望引领行业科技创新的方向。持续推荐具有完善研发体系和创新型产品梯队的优质动保企业。

Engineered wood products are made by joining veneers, particles, fibers, and strands of wood with adhesives to form a man-made composite material. They include a variety of products ranging from plywood to roof trusses. Engineered wood is also called as composite wood. The engineered wood market is segmented into type, application, end user, and region. On the basis of type, the market is divided into I-Beams, plywood, laminated veneer lumber (LVL), glulam (glued laminated timber), oriented strand boards (OSB), cross-laminated timber (CLT) and others. Depending on application, it is classified into construction, furniture, flooring, packaging, and others.

Engineered wood products are made by joining veneers, particles, fibers, and strands of wood with adhesives to form a man-made composite material. They include a variety of products ranging from plywood to roof trusses. Engineered wood is also called as composite wood. The engineered wood market is segmented into type, application, end user, and region. On the basis of type, the market is divided into I-Beams, plywood, laminated veneer lumber (LVL), glulam (glued laminated timber), oriented strand boards (OSB), cross-laminated timber (CLT) and others. Depending on application, it is classified into construction, furniture, flooring, packaging, and others.

Land survey equipment products, such as GNSS systems, total stations & theodolites, levels, 3D laser/laser scanners, unmanned aerial vehicles, and other equipment, are used for inspection & monitoring, volumetric calculations, and layout points in industries, including construction, oil & gas, agriculture, mining, disaster management, and others. The land survey equipment market is segmented into product, industry, and application. On the basis of product, the market is divided into GNSS systems, total stations & theodolites, levels, 3D laser/laser scanners, unmanned aerial vehicles (UAVs), and others. Depending on industry, it is classified into construction, oil & gas, agriculture, mining, disaster management, and others. Based on application, it is segregated into inspection & monitoring, volumetric calculations, and layout points.