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ACE Convergence Acquisition Corp. does not have significant operations. The company focuses on effecting a merger, amalgamation, share exchange, asset acquisition, share purchase, reorganization, or other similar business combination with one or more businesses. It intends to focus on businesses in the IT infrastructure software and semiconductor sectors. ACE Convergence Acquisition Corp. was incorporated in 2020 and is based in Wilmington, Delaware.

SemiLEDs Corporation develops, manufactures, and sells light emitting diode (LED) chips, LED components, and LED modules and systems in the United States, Taiwan, the Netherlands, Germany, Japan, and internationally. The company also sells enhanced vertical, LED product series in blue, white, green, and UV; LED chips to packagers or distributors; and lighting products primarily to original design manufacturers of lighting products and the end-users of lighting devices, as well as packs and sells its LED chips. Its products are used for general lighting applications, including commercial, industrial, and residential lighting; and specialty industrial applications, such as ultraviolet or UV, curing of polymers, LED light therapy in medical/cosmetic applications, counterfeit detection, germicidal and viricidal devices LED lighting for horticulture applications, architectural lighting, and entertainment lighting. The company was incorporated in 2005 and is based in Chu-Nan, Taiwan.

Rubicon Technology, Inc. provides monocrystalline sapphire for applications in optical and industrial systems in North America, Asia, and internationally. The company offers optical and industrial sapphire products in various shapes and sizes, including sheets, rods, tubes, core, ingots, and prisms for a range of end markets comprising defense and aerospace, specialty lighting, instrumentation, sensors and detectors, semiconductor process equipment, electronic substrates, medical, and laser applications. It serves defense subcontractors, industrial manufacturers, fabricators, and resellers. The company was incorporated in 2001 and is based in Bensenville, Illinois.

Tempo Automation Holdings, Inc. manufactures and sells electronic products. The company produces printed circuit board assemblies (PCBAs) for prototype and on-demand production markets; and turnkey PCBA services. It serves space, semiconductor, aviation and defense, and medical device, as well as industrials and e-commerce industries. Tempo Automation Holdings, Inc. was founded in 2013 and is headquartered in San Francisco, California. On December 8, 2023, Tempo Automation Holdings, Inc., along with its affiliate, filed a voluntary petition for liquidation under Chapter 7 in the U.S. Bankruptcy Court for the District of Delaware.