Asia-Pacific International University is a private Christian university located in Saraburi, Thailand. Its main campus is in the rural town of Muak Lek, Saraburi Province and the nursing school is located on the grounds of Bangkok Adventist Hospital in downtown Bangkok. It is the only tertiary education institution serving the Southeast Asia Union Mission of Seventh-day Adventists. Asia-Pacific International University was formerly called Mission College () until mid-2009 when it was granted university status. It is a part of the Seventh-day Adventist education system, the world's second largest Christian school system. The university is a union of three former institutions: Southeast Asia Union College in Singapore, Bangkok Adventist Hospital School of Nursing, and Mission College, Muak Lek Campus. It also contains a heritage research center of the Ellen G. White Estate and a translation and language research center that focuses on translating material into ethnic minority languages such as Hmong and Karen. History Southeast Asia Union College Southeast Asia Union College (SAUC), the oldest of the three former institutions was first established as Singapore Training School (a secondary school) by G F Jones, the first Adventist missionary in Southeast Asia. In the early 1920s, the school moved to a larger site on Upper Serangoon Road where it continued to operate until the late 1990s. During the 1950s, the school introduced tertiary level studies and gained Junior College status in 1956. A two-year program was offered in Ministerial Training was followed soon with similar programs in education and business. In the late 1960s the institution expanded into a small liberal arts college and offered its first bachelor's degree programs in Education and Theology. The development led to a significant rise in enrolment although the college still lacked accreditation because of government regulations. SAUC began developing its teaching faculty and resources and explored partnerships with other Adventist institutions overseas. In 1984, the college began offering fully accredited American degree programs through an affiliation with Walla Walla College, Washington, USA. By the mid-1990s the College’s offerings had grown to include business administration, computer information systems, office administration, religion, and the teaching of English as a second language (TESOL). In 1996, the Singapore Government announced its intention to expropriate the College property for a major urban transport development project, thus suspending further development. Church leaders were obliged to look into relocating its center of higher education in Southeast Asia. By July 1998 remaining students