东华能源(002221.SZ)：公司氢气主要由PDH装置副产，目前副产氢气约10万吨

Group 1 - The company primarily produces hydrogen as a byproduct from its PDH (Propane Dehydrogenation) facility, generating approximately 100,000 tons of hydrogen annually [1] - The construction of the company's 10,000-ton T1000-grade carbon fiber project in Maoming is progressing steadily, with the first production line currently being installed and aiming for mid-2026 production [1] - The company is actively expanding its customer base for carbon fiber, and as the carbon fiber project gradually materializes, it is expected to positively contribute to the company's performance [1]