求翻译：公司主要从事出国定居、探亲访友、境外参展、商务考察、签证代办等服务。业务范围涉及美国、加拿大、澳大利亚、日本、法国、新加坡、德国、西班牙、阿根廷、俄罗斯、英国等国家，是上海地区因私出入境行业中涉及国家最多的公司之一。是什么意思？

The company is mainly engaged to settle abroad, visiting friends and relatives overseas exhibitors, business tours, visa agent services. The scope of business involving the United States, Canada, Australia, Japan, France, Singapore, Germany, Spain, Argentina, Russia, Britain and other countries, is