For conference general inquiry (submission, registration and etc.), Please contact:
Mrs. Rachel Hwang
Monday-Friday: 9:00am-6:00pm GMT+8
For conference business inquiry (sponsorship, workshop and etc.), Please contact:
Mrs. Cynthia Li
Tel: +86-755-88242540 & +86-13265827812 (Chinese)
Monday-Friday: 9:30am-5:30pm GMT+8
If you are interested to give an invited talk in OGC 2023, please send your email contact to firstname.lastname@example.org.