Exhibit 99.1 GigaCloud Technology Inc Announces Third Quarter and Nine Months Ended September 30, 2024 Financial Results — GigaCloud Marketplace Continues Significant Growth Trajectory; Company Achieves Record-High Net Income — EL MONTE, Calif., November 7, 2024 — GigaCloud Technology Inc (Nasdaq: GCT) ("GigaCloud" or the "Company"), a pioneer of global end-to-end B2B technology solutions for large parcel merchandise, today announced financial results for the third quarter and nine months ended September 30 ...