In the province of Shandong, which is known for its strong technological sector, differences among various technical companies can be quite nuanced.

1. Specialization: Companies like Shandong Semiconductor or Haier Technology might specialize in semiconductor manufacturing or smart home appliances respectively.

2. Industry Focus: Some tech firms may operate within a broader industry context, such as Dongfeng Electric Vehicle Co., which focuses on automotive technology.

3. Innovation Drive: Others might prioritize innovation and research, such as Qingdao University’s Institute of Information Science, which conducts cutting-edge research in the tech field.

4. International Reach: Some tech companies may have an international footprint, either through direct export or partnerships with foreign entities.

In conclusion, the technical companies in Shandong differ significantly based on their areas of expertise, industry focus, innovation drive, international reach, and more.