Tired. According to Boss's direct employment, the operators of Dongying Hualian Petrochemical Plant work 10 hours every day, which is a high-intensity and high-risk production operation, so the operators of Dongying Hualian Petrochemical Plant are tired. Dongying Hualian Petrochemical Plant Co., Ltd. was established on June 6, 2006, with legal representative Wang Xuhua and registered capital of125 million yuan.