Guinness Atkinson Alternative Energy Fund Guinness Atkinson Alternative Energy Fund | MSCI World Index (Net Return) Investment Type [Axis] Amphenol Corp Iberdrola SA Eaton Corp PLC Schneider Electric SE Hubbell Inc Prysmian SpA Trane Technologies PLC Infineon Technologies AG Siemens AG Legrand SA UNITED STATES FRANCE GERMANY UNITED KINGDOM SPAIN ITALY NETHERLANDS SWEDEN CHINA IRELAND DENMARK KOREA, REPUBLIC OF CANADA Guinness Atkinson Asia Focus Fund Guinness Atkinson Asia Focus Fund | MSCI AC Asia Pacific ex Japan Index (Net Return) Guinness Atkinson Asia Focus Fund | MSCI AC Far East ex Japan Index (Net Return) Samsung Electronics Co Ltd Elite Material Co Ltd Taiwan Semiconductor Manufacturing Co Ltd Applied Materials Inc Largan Precision Co Ltd DBS Group Holdings Weichai Power Co Ltd - H Shares NetEase Inc - ADR HDFC Bank Ltd Broadcom Inc Electronic Components - Semiconductor Electronic Component Miscellaneous Semiconductor Components - Integrated Circuits E-Commerce/Services Photo Equipment & Supplies Commercial Banks Auto/Truck Parts & Equipment Entertainment Software Banks Machinery - General Industries Machinery - Industrial Machinery Machinery Internet Application Software Auto - Cars/Light Trucks Insurance Metal Processors & Fabricators Food - Dairy Products Machinery - Construction & Mining MRI/Medical Diagnostic Imaging Medical Products E-Commerce/Products Rental Auto/Equipment Personal Care Products Internet & Direct Marketing Retail Textile - Apparel Pharmaceuticals Travel Services Guinness Atkinson China & Hong Kong Fund Guinness Atkinson China & Hong Kong Fund | MSCI China Index (Net Return) Hongfa Technology Co Ltd Hangzhou First Applied Materials Tencent Holdings Ltd Midea Group Co Ltd Inner Mongolia Yili - A Shares AIA Group Ltd Baidu Inc Shenzhen Inovance Technology Co Ltd. HONG KONG Guinness Atkinson Global Energy Fund Guinness Atkinson Global Energy Fund | MSCI World Index (Net Return) Guinness Atkinson Global Energy Fund | MSCI World Energy Index (Net Return) Exxon Mobil Corp Valero Energy Corp TotalEnergies SE Chevron Corp BP PLC Shell PLC ConocoPhillips Repsol SA Canadian Natural Resources Ltd Cenovus Energy Inc AUSTRIA PORTUGAL NORWAY Guinness Atkinson Global Innovators Fund - Investor Class Guinness Atkinson Global Innovators Fund - Investor Class | MSCI World Index (Net Return) KLA-Tencor Corp Lam Research Corp Advanced Micro Devices Inc ABB Ltd Alphabet Inc - A Shares Amazon.com Inc TAIWAN SWITZERLAND Britain Guinness Atkinson Global Innovators Fund - Institutional Class Guinness Atkinson Global Innovators Fund - Institutional Class | MSCI World Index (Net Return) Guinness Atkinson Asia Pacific Dividend Builder ETF Guinness Atkinson Asia Pacific Dividend Builder ETF | MSCI AC Asia Pacific ex Japan Index (Net Return) Guinness Atkinson Asia Pacific Dividend Builder ETF | MSCI AC Pacific ex Japan Index (Net Return) Novatek Microelectronics Corp BOC Hong Kong Holdings Ltd Industrial & Commercial Bank of China Ltd - H Shares China Construction Bank Corp - H Shares Nien Made Enterprise Co Financial Technology Consumer, Cyclical Industrial Consumer, Non-cyclical Utilities Guinness Atkinson Dividend Builder ETF Guinness Atkinson Dividend Builder ETF | MSCI World Index (Net Return) Cisco Systems Inc Texas Instruments Inc AbbVie Inc Publicis Groupe SA The Coca-Cola Co - ADR Johnson & Johnson Communications Guinness Atkinson International Dividend Builder ETF Guinness Atkinson Real Assets Income ETF Guinness Atkinson Real Assets Income ETF | MSCI World Index (Net Return) Guinness Atkinson Real Assets Income ETF | MSCI World Core Infrastructure Index (Net Return) Infratil Ltd Elia Group SA/NV Welltower Inc Equinix Inc Ventas Inc Union Pacific Corp 3i Infrastructure PLC American Electric Power Co Inc Greencoat UK Wind PLC/Funds NEW ZEALAND BELGIUM JERSEY BERMUDA SINGAPORE Guinness Atkinson US Dividend Builder ETF Guinness Atkinson Smart Transportation & Technology ETF Guinness Atkinson Smart Transportation & Technology ETF | MSCI World Index (Net Return) Quanta Services Inc Analog Devices Inc Alphabet Inc NVIDIA Corp Renesas Electronics Corp JAPAN ISRAEL Guinness Atkinson Sustainable Energy ETF Net Assets Investment Company, Portfolio Turnover