金信诺：金信诺光纤光缆（赣州）有限公司是公司控股子公司

Group 1 - The core point of the article is that Jin Xin Nuo has confirmed its ownership stake in Jin Xin Nuo Optical Fiber Cable (Ganzhou) Co., Ltd., which is a subsidiary of the company [1] - Jin Xin Nuo holds an 86.9221% equity stake in Jin Xin Nuo Optical Fiber Cable (Ganzhou) Co., Ltd. [1] - The business scope of Jin Xin Nuo Optical Fiber Cable (Ganzhou) Co., Ltd. includes communication cables, optical fiber cables and accessories, communication equipment, data cables, and various related products [1]