This research extends the developing literature on enterprise supply chain integration which is a series of collaborations between internal and external levels of an enterprise that collaborates strategically between suppliers, customers, and the company’s internal management. Enterprise supply chain integration is needed to ensure an enterprise achieves a certain level of service performance, have a discernible information flow, generates profit, and creates an effective and efficient decision in order to provide maximum value-added benefits to customers and suppliers. The results of previous studies are not consistent, namely the relationship between supply chain integration and the company's internal performance. This research focuses on the antecedent of supply chain integration which consists of Internal Company Integration, Customer Integration and Supplier Integration that are linked to a firm's performances. The study collected responses from 262 employees in a travel agency registered in North Jakarta and analyzed statistically using SPSS. The research used three dimensions of Supply Chain Integration (Internal Integration, Supplier Integration and Customer Integration) and interactions with Company Performance. The results of the study showed that Supply Chain Integration affects Company Performance; whereas Internal Integration and Customer Integration have a higher influence on improving Company Performance rather than Supplier Integration. The implications of the study help to increase the literature of the Supply Chain Integration and help corporate management to improve business’ performance.

The impact of teacher leadership and curriculum on the effectiveness of learning technology utilization and the quality of e-learning has been proven by research. The study included 165 samples of teachers from Halang Island, Riau, Indonesia. Respondents are certified teachers with a minimum of ten years of experience, as determined by the purposive sampling method. Respondents completed a research questionnaire, which was used to collect data. Data ws proceeded with Smart PLS software, including validity, reliability, and hypothesis testing. The study's findings demonstrated that teacher leadership and curriculum directly impacted the effectiveness of learning technology utilization. The quality of e-learning was directly influenced by teacher leadership, curriculum, and the effectiveness of learning technology utilization. Finally, teacher leadership and curriculum impacted e-learning quality through the effectiveness of learning technology utilization. This study suggests two points. First, if you want to improve the effectiveness of learning technology utilization, the policy priority should be to update and then improve teacher leadership. Second, increasing the effectiveness of learning technology utilization is a policy priority if you want to improve the quality of e-learning. It was followed by curriculum updates and increased teacher leadership.