Site Map | English / 繁中 / 简中 Adobe Flash Player is Required。 GCS participates in virtual exhibition IMS 2021, June 21-24, 2021. New foundry process announcement includes mmW HBT, wide tuning range varactor, BAW filter and low voltage GaN/Si foundry processes. Please contact the foundry for data sheets. GCS exhibits at IMS 2019 International Microwave Symposium (Booth # 410) at the Boston Convention Center, from June 4-6, 2019. GCS and D-Tech will exhibit at 2018 China International Optoelectronics Expo (CIOE) (booth #: 1A98) in Shenzhen from Sept. 5 to Sept. 8. GCS exhibits at IMS 2018 International Microwave Symposium (Booth # 1506) in Pennsylvania Convention Center, from June 12-14, 2018. GCS exhibits at IMS 2017 Intnational Microwave Symposium (Booth # 1818) in Honolulu, Hi from June 6-8, 2017 Issuing Ordinary Shares for Cash Consideration by way of Private Placement [ READ MORE] Q1 2021 Investor Conference Call (Mandarin) Date: Apr 27, 2021 (Tuesday) Time: 2:30 pm, Taiwan Time Conference content: Q1 2021 financial and operation report [ READ MORE] Q4 2020 Investor Conference Call (Mandarin) Date: Mar 19, 2021 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q4 2020 financial and operation report [ READ MORE] Q3 2020 Investor Conference Call (Mandarin) Date: Nov 9, 2020 (Monday) Time: 2:30 pm, Taiwan Time Conference content: Q3 2020 financial and operation report [ READ MORE] Q2 2020 Investor Conference Call (Mandarin) Date: Aug 5, 2020 (Wednesday) Time: 2:30 pm, Taiwan Time Conference content: Q2 2020 financial and operation report [ READ MORE] Q1 2020 Investor Conference Call (Mandarin) Date: May 8, 2020 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q1 2020 financial and operation report [ READ MORE] Q4 2019 Investor Conference Call (Mandarin) Date: Mar 16, 2020 (Monday) Time: 2:30 pm, Taiwan Time Conference content: Q4 2019 financial and operation report [ READ MORE] Q3 2019 Investor Conference Call (Mandarin) Date: Nov 7, 2019 (Thursday) Time: 2:30 pm, Taiwan Time Conference content: Q3 2019 financial and operation report [ READ MORE] Q2 2019 Investor Conference Call (Mandarin) Date: Aug 14, 2019 (Wednesday) Time: 2:30 pm, Taiwan Time Conference content: Q2 2019 financial and operation report [ READ MORE] The Company proposes to issue up to 4,000,000 ordinary shares through private placement [ READ MORE] Q1 2019 Investor Conference Call (Mandarin) Date: May 10, 2019 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q1 2019 financial and operation report [ READ MORE] Q4 2018 Investor Conference Call (Mandarin) Date: Mar 15, 2019 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q4 2018 financial and operation report [ READ MORE] GCS signed the Strategic Cooperation Agreement with Epistar [ READ MORE] Q3 2018 Investor Conference Call (Mandarin) Date: Nov 2, 2018 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q3 2018 financial and operation report [ READ MORE] Q2 2018 Investor Conference Call (Mandarin) Date: Aug 3, 2018 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q2 2018 financial and operation report [ READ MORE] Q1 2018 Investor Conference Call (Mandarin) Date: May 4, 2018 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q1 2018 financial and operation report [ READ MORE] Q4 2017 Investor Conference Call (Mandarin) Date: Feb 27, 2018 (Tuesday) Time: 2:30 pm, Taiwan Time Conference content: Q4 2017 financial and operation report [ READ MORE] Q3 2017 Investor Conference Call (Mandarin) Date: Nov 3, 2017 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q3 2017 financial and operation report [ READ MORE] Q2 2017 Investor Conference Call (Mandarin) Date: Aug 4, 2017 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q2 2017 financial and operation report [ READ MORE] Q1 2017 Investor Conference Call (Mandarin) Date: May 5, 2017 (Friday) Time: 2:30 pm, Taiwan Time Conference content: Q1 2017 financial and operation report [ READ MORE]