The art of war teaches us to rely not on the likelihood of the enemy's not coming, but on our own readiness to receive him; not on the chance of his not attacking, but rather on the fact that we have made our position unassailable - Sun Tzu, Military Strategist


青島南豐網絡公司

網站建設 網絡營銷 成功案例 營銷•解決方案