Overview: In June '93, Donghai Chemical partnered with Luoda. Song Yunhui, played by Wang Kai, led tech reforms at Pengyang Pesticide Factory, becoming key to the joint venture despite challenges. Lei Dongbao, by Yang Shuo, merged factories into Thunder Cable, focusing on collective welfare. Yang Xun, by Dong Zijian, built malls with Liang Sishen, played by Yang Caiyu, using Liang ties amidst moral dilemmas. Sishen balanced Luoda and Donghai interests, facing internal strife, striving for integrity.