document.write("");
document.write("公司产品");
document.write("(25)
");
document.write(" ├蓝宝石生长");
document.write("(3)
");
document.write(" ├人工晶体加工");
document.write("(6)
");
document.write(" ├激光产品");
document.write("(16)
");
document.write(" ├红外成像");
document.write("(0)
");