EC vs ASX Comparison

Ecopetrol SA is engaged in commercial and industrial activities related to the exploration, exploitation, refining, transportation, storage, distribution, and marketing of hydrocarbons, their derivatives, and products, as well as the electric power transmission services, design, development, construction, operation, and maintenance of road and energy infrastructure projects and the provision of information technology and telecommunications services. The operations of the company are performed through four business segments: Exploration and Production, Transport and Logistics, Refining and Petrochemical, and Electric Power Transmission and Toll Roads Concessions. The majority of the company's revenue is generated from the Refining and Petrochemical segment.

ASE Technology Holding Co Ltd is a semiconductor assembly and testing firm. The company operates in segments: Packaging, Testing, and Electronic Manufacturing Services. Of these, Packaging segment contribute the maximum revenue. The packaging segment involves packaging bare semiconductors into completed semiconductors with improved electrical and thermal characteristics. The Testing Segment includes front-end engineering testing, wafer probing, and final testing services. In the EMS segment, the company designs manufactures, and sells electronic components and telecommunication equipment motherboards. The company is based in Taiwan but garners over half its sales from firms in the United States.